No, allotment ratio is same across all bids whether 1 lot or 2 lakh amount lot.
Only difference is number of application received in each category varies, if you see the basis of allotment for inoxwind below Ex: below
Sr. No. Category No. of Applications received %of Total Total No. of Equity Shares Applied %to Total No. of Equity Shares Allotted per Applicant Ratio Total No. of Equity Shares Allotted
1. 45 373,995 93.94 16,829,775 71.74 45 61:98 10,475,685
2. 90 8,137 2.04 732,330 3.12 45 61:98 227,925
3. 135 2,944 0.74 397,440 1.69 45 61:98 82,440
4. 180 2,072 0.52 372,960 1.59 45 61:98 58,050
5. 225 1,096 0.28 246,600 1.05 45 61:98 30,690
6. 270 859 0.22 231,930 0.99 45 61:98 24,075
7. 315 1,971 0.50 620,865 2.65 45 61:98 55,215
8. 360 531 0.13 191,160 0.81 45 61:98 14,895
9. 405 229 0.06 92,745 0.40 45 61:98 6,435
10. 450 567 0.14 255,150 1.09 45 61:98 15,885
11. 495 209 0.05 103,455 0.44 45 61:98 5,850
12. 540 176 0.04 95,040 0.41 45 61:98 4,950
13. 585 1,333 0.33 779,805 3.32 45 61:98 37,350
14. 630 3,982 1.00 2,508,660 10.69 45 61:98 111,555
15,007 Allottees from Serial no 2 to 14 Additional 1(one) share
1 3:22 2,141
Total
11,153,141