Finding the Fourth Proportional to 2,491,382.52, 3,438,107.94 and 1,345,462.98
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Solution
The fourth proportional to 2,491,382.52, 3,438,107.94 and 1,345,462.98 is: 1,856,738.95
Step by Step Solution
- Step 1: Write the proportion equation
2,491,382.52 : 3,438,107.94 = 1,345,462.98 : x - Step 2: Convert to fraction form
2,491,382.52/3,438,107.94 = 1,345,462.98/x - Step 3: Cross multiply
2,491,382.52x = 3,438,107.94 × 1,345,462.98 - Step 4: Simplify right side
2,491,382.52x = 4,625,846,954,514.06 - Step 5: Solve for x
x = 4,625,846,954,514.06/2,491,382.52 - Step 6: Final answer
x = 1,856,738.95
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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.