Finding the Third Proportional to 748,857 and 1,615,803
Calculator
Solution
The third proportional to 748,857 and 1,615,803 is: 3,486,405.73
Step by Step Solution
- Step 1: Write the proportion equation
748,857 : 1,615,803 = 1,615,803 : x - Step 2: Convert to fraction form
748,857/1,615,803 = 1,615,803/x - Step 3: Cross multiply
748,857x = 1,615,803 × 1,615,803 - Step 4: Simplify right side
748,857x = 2,610,819,334,809 - Step 5: Solve for x
x = 2,610,819,334,809/748,857 - Step 6: Final answer
x = 3,486,405.73
Related Problems
Find third proportional to 374,428.50 and 807,901.50
Half scale
Find third proportional to 1,497,714 and 3,231,606
Double scale
Find third proportional to 748,859 and 1,615,807
Similar ratio
Find third proportional to 1,123,285.50 and 2,423,704.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.