Finding the Third Proportional to 689,366 and 1,034,778
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Solution
The third proportional to 689,366 and 1,034,778 is: 1,553,261.27
Step by Step Solution
- Step 1: Write the proportion equation
689,366 : 1,034,778 = 1,034,778 : x - Step 2: Convert to fraction form
689,366/1,034,778 = 1,034,778/x - Step 3: Cross multiply
689,366x = 1,034,778 × 1,034,778 - Step 4: Simplify right side
689,366x = 1,070,765,509,284 - Step 5: Solve for x
x = 1,070,765,509,284/689,366 - Step 6: Final answer
x = 1,553,261.27
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.