Finding the Fourth Proportional to 4,131,710.96, 6,178,540.84 and 3,930,157.04
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Solution
The fourth proportional to 4,131,710.96, 6,178,540.84 and 3,930,157.04 is: 5,877,138.07
Step by Step Solution
- Step 1: Write the proportion equation
4,131,710.96 : 6,178,540.84 = 3,930,157.04 : x - Step 2: Convert to fraction form
4,131,710.96/6,178,540.84 = 3,930,157.04/x - Step 3: Cross multiply
4,131,710.96x = 6,178,540.84 × 3,930,157.04 - Step 4: Simplify right side
4,131,710.96x = 24,282,635,779,253.51 - Step 5: Solve for x
x = 24,282,635,779,253.51/4,131,710.96 - Step 6: Final answer
x = 5,877,138.07
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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.