Finding the Fourth Proportional to 4,286,534.92, 5,915,415.91 and 2,425,916.66
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Solution
The fourth proportional to 4,286,534.92, 5,915,415.91 and 2,425,916.66 is: 3,347,763.70
Step by Step Solution
- Step 1: Write the proportion equation
4,286,534.92 : 5,915,415.91 = 2,425,916.66 : x - Step 2: Convert to fraction form
4,286,534.92/5,915,415.91 = 2,425,916.66/x - Step 3: Cross multiply
4,286,534.92x = 5,915,415.91 × 2,425,916.66 - Step 4: Simplify right side
4,286,534.92x = 14,350,306,006,898.06 - Step 5: Solve for x
x = 14,350,306,006,898.06/4,286,534.92 - Step 6: Final answer
x = 3,347,763.70
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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.