Finding the Fourth Proportional to 1,013,882.76, 1,399,469.70 and 584,449.96
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Solution
The fourth proportional to 1,013,882.76, 1,399,469.70 and 584,449.96 is: 806,720.50
Step by Step Solution
- Step 1: Write the proportion equation
1,013,882.76 : 1,399,469.70 = 584,449.96 : x - Step 2: Convert to fraction form
1,013,882.76/1,399,469.70 = 584,449.96/x - Step 3: Cross multiply
1,013,882.76x = 1,399,469.70 × 584,449.96 - Step 4: Simplify right side
1,013,882.76x = 817,920,010,186.21 - Step 5: Solve for x
x = 817,920,010,186.21/1,013,882.76 - Step 6: Final answer
x = 806,720.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.