Finding the Fourth Proportional to 4,471,755.89, 6,707,635.92 and 1,439,121.42
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Solution
The fourth proportional to 4,471,755.89, 6,707,635.92 and 1,439,121.42 is: 2,158,682.80
Step by Step Solution
- Step 1: Write the proportion equation
4,471,755.89 : 6,707,635.92 = 1,439,121.42 : x - Step 2: Convert to fraction form
4,471,755.89/6,707,635.92 = 1,439,121.42/x - Step 3: Cross multiply
4,471,755.89x = 6,707,635.92 × 1,439,121.42 - Step 4: Simplify right side
4,471,755.89x = 9,653,102,530,033.41 - Step 5: Solve for x
x = 9,653,102,530,033.41/4,471,755.89 - Step 6: Final answer
x = 2,158,682.80
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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.