Finding the Fourth Proportional to 2,553,148.64, 3,829,711.44 and 659,729.12
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Solution
The fourth proportional to 2,553,148.64, 3,829,711.44 and 659,729.12 is: 989,590.70
Step by Step Solution
- Step 1: Write the proportion equation
2,553,148.64 : 3,829,711.44 = 659,729.12 : x - Step 2: Convert to fraction form
2,553,148.64/3,829,711.44 = 659,729.12/x - Step 3: Cross multiply
2,553,148.64x = 3,829,711.44 × 659,729.12 - Step 4: Simplify right side
2,553,148.64x = 2,526,572,158,165.13 - Step 5: Solve for x
x = 2,526,572,158,165.13/2,553,148.64 - Step 6: Final answer
x = 989,590.70
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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.