Finding the Fourth Proportional to 4,487,942.70, 6,193,892.61 and 2,527,885.26
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Solution
The fourth proportional to 4,487,942.70, 6,193,892.61 and 2,527,885.26 is: 3,488,781.14
Step by Step Solution
- Step 1: Write the proportion equation
4,487,942.70 : 6,193,892.61 = 2,527,885.26 : x - Step 2: Convert to fraction form
4,487,942.70/6,193,892.61 = 2,527,885.26/x - Step 3: Cross multiply
4,487,942.70x = 6,193,892.61 × 2,527,885.26 - Step 4: Simplify right side
4,487,942.70x = 15,657,449,830,841.93 - Step 5: Solve for x
x = 15,657,449,830,841.93/4,487,942.70 - Step 6: Final answer
x = 3,488,781.14
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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.