Finding the Fourth Proportional to 4,789,523.92, 6,609,449.28 and 2,614,082.64
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Solution
The fourth proportional to 4,789,523.92, 6,609,449.28 and 2,614,082.64 is: 3,607,382.89
Step by Step Solution
- Step 1: Write the proportion equation
4,789,523.92 : 6,609,449.28 = 2,614,082.64 : x - Step 2: Convert to fraction form
4,789,523.92/6,609,449.28 = 2,614,082.64/x - Step 3: Cross multiply
4,789,523.92x = 6,609,449.28 × 2,614,082.64 - Step 4: Simplify right side
4,789,523.92x = 17,277,646,622,808.50 - Step 5: Solve for x
x = 17,277,646,622,808.50/4,789,523.92 - Step 6: Final answer
x = 3,607,382.89
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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.