Finding the Fourth Proportional to 4,854,347.80, 7,287,512.10 and 3,057,227.80
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Solution
The fourth proportional to 4,854,347.80, 7,287,512.10 and 3,057,227.80 is: 4,589,614.40
Step by Step Solution
- Step 1: Write the proportion equation
4,854,347.80 : 7,287,512.10 = 3,057,227.80 : x - Step 2: Convert to fraction form
4,854,347.80/7,287,512.10 = 3,057,227.80/x - Step 3: Cross multiply
4,854,347.80x = 7,287,512.10 × 3,057,227.80 - Step 4: Simplify right side
4,854,347.80x = 22,279,584,584,956.38 - Step 5: Solve for x
x = 22,279,584,584,956.38/4,854,347.80 - Step 6: Final answer
x = 4,589,614.40
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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.