The amazing thing is that all 22 shrutis are connected to each other only by the most pleasant harmony relationships, namely, S:G1 (100:125) and S:P (100:150) ratios only, as shown below.
![rationale_use_shrutis_in_raagas](https://22shruti.com/wp-content/uploads/2023/03/rationale_use_shrutis_in_raagas.png)
The amazing thing is that all 22 shrutis are connected to each other only by the most pleasant harmony relationships, namely, S:G1 (100:125) and S:P (100:150) ratios only, as shown below.
between m1-r1 and m2-r2 There aren't perfect fifths