Finding the Third Proportional to 721,395 and 1,125,765
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Solution
The third proportional to 721,395 and 1,125,765 is: 1,756,800.14
Step by Step Solution
- Step 1: Write the proportion equation
721,395 : 1,125,765 = 1,125,765 : x - Step 2: Convert to fraction form
721,395/1,125,765 = 1,125,765/x - Step 3: Cross multiply
721,395x = 1,125,765 × 1,125,765 - Step 4: Simplify right side
721,395x = 1,267,346,835,225 - Step 5: Solve for x
x = 1,267,346,835,225/721,395 - Step 6: Final answer
x = 1,756,800.14
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.