Finding the Fourth Proportional to 2,998,207.20, 4,497,034.32 and 1,003,680.48
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Solution
The fourth proportional to 2,998,207.20, 4,497,034.32 and 1,003,680.48 is: 1,505,428.17
Step by Step Solution
- Step 1: Write the proportion equation
2,998,207.20 : 4,497,034.32 = 1,003,680.48 : x - Step 2: Convert to fraction form
2,998,207.20/4,497,034.32 = 1,003,680.48/x - Step 3: Cross multiply
2,998,207.20x = 4,497,034.32 × 1,003,680.48 - Step 4: Simplify right side
2,998,207.20x = 4,513,585,564,874.07 - Step 5: Solve for x
x = 4,513,585,564,874.07/2,998,207.20 - Step 6: Final answer
x = 1,505,428.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.