Finding the Fourth Proportional to 4,491,082.27, 6,197,687.41 and 2,557,342.84
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Solution
The fourth proportional to 4,491,082.27, 6,197,687.41 and 2,557,342.84 is: 3,529,129.64
Step by Step Solution
- Step 1: Write the proportion equation
4,491,082.27 : 6,197,687.41 = 2,557,342.84 : x - Step 2: Convert to fraction form
4,491,082.27/6,197,687.41 = 2,557,342.84/x - Step 3: Cross multiply
4,491,082.27x = 6,197,687.41 × 2,557,342.84 - Step 4: Simplify right side
4,491,082.27x = 15,849,611,516,128.29 - Step 5: Solve for x
x = 15,849,611,516,128.29/4,491,082.27 - Step 6: Final answer
x = 3,529,129.64
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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.