Finding the Fourth Proportional to 2,675,438.52, 3,691,861.11 and 1,587,522.66
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Solution
The fourth proportional to 2,675,438.52, 3,691,861.11 and 1,587,522.66 is: 2,190,636.46
Step by Step Solution
- Step 1: Write the proportion equation
2,675,438.52 : 3,691,861.11 = 1,587,522.66 : x - Step 2: Convert to fraction form
2,675,438.52/3,691,861.11 = 1,587,522.66/x - Step 3: Cross multiply
2,675,438.52x = 3,691,861.11 × 1,587,522.66 - Step 4: Simplify right side
2,675,438.52x = 5,860,913,169,697.75 - Step 5: Solve for x
x = 5,860,913,169,697.75/2,675,438.52 - Step 6: Final answer
x = 2,190,636.46
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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.