Finding the Third Proportional to 725,137 and 1,555,214
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Solution
The third proportional to 725,137 and 1,555,214 is: 3,335,494.65
Step by Step Solution
- Step 1: Write the proportion equation
725,137 : 1,555,214 = 1,555,214 : x - Step 2: Convert to fraction form
725,137/1,555,214 = 1,555,214/x - Step 3: Cross multiply
725,137x = 1,555,214 × 1,555,214 - Step 4: Simplify right side
725,137x = 2,418,690,585,796 - Step 5: Solve for x
x = 2,418,690,585,796/725,137 - Step 6: Final answer
x = 3,335,494.65
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.