Finding the Fourth Proportional to 3,229,819.11, 4,457,250.99 and 1,853,414.87
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Solution
The fourth proportional to 3,229,819.11, 4,457,250.99 and 1,853,414.87 is: 2,557,770.25
Step by Step Solution
- Step 1: Write the proportion equation
3,229,819.11 : 4,457,250.99 = 1,853,414.87 : x - Step 2: Convert to fraction form
3,229,819.11/4,457,250.99 = 1,853,414.87/x - Step 3: Cross multiply
3,229,819.11x = 4,457,250.99 × 1,853,414.87 - Step 4: Simplify right side
3,229,819.11x = 8,261,135,241,901.97 - Step 5: Solve for x
x = 8,261,135,241,901.97/3,229,819.11 - Step 6: Final answer
x = 2,557,770.25
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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.