Finding the Fourth Proportional to 4,091,051.31, 6,135,592.76 and 1,251,188.07
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Solution
The fourth proportional to 4,091,051.31, 6,135,592.76 and 1,251,188.07 is: 1,876,481.10
Step by Step Solution
- Step 1: Write the proportion equation
4,091,051.31 : 6,135,592.76 = 1,251,188.07 : x - Step 2: Convert to fraction form
4,091,051.31/6,135,592.76 = 1,251,188.07/x - Step 3: Cross multiply
4,091,051.31x = 6,135,592.76 × 1,251,188.07 - Step 4: Simplify right side
4,091,051.31x = 7,676,780,439,117.92 - Step 5: Solve for x
x = 7,676,780,439,117.92/4,091,051.31 - Step 6: Final answer
x = 1,876,481.10
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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.