Finding the Fourth Proportional to 4,522,704.12, 6,238,530.09 and 2,974,142.88
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Solution
The fourth proportional to 4,522,704.12, 6,238,530.09 and 2,974,142.88 is: 4,102,474.84
Step by Step Solution
- Step 1: Write the proportion equation
4,522,704.12 : 6,238,530.09 = 2,974,142.88 : x - Step 2: Convert to fraction form
4,522,704.12/6,238,530.09 = 2,974,142.88/x - Step 3: Cross multiply
4,522,704.12x = 6,238,530.09 × 2,974,142.88 - Step 4: Simplify right side
4,522,704.12x = 18,554,279,848,839.26 - Step 5: Solve for x
x = 18,554,279,848,839.26/4,522,704.12 - Step 6: Final answer
x = 4,102,474.84
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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.