Finding the Fourth Proportional to 2,432,974.24, 3,357,444.80 and 1,345,217.12
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Solution
The fourth proportional to 2,432,974.24, 3,357,444.80 and 1,345,217.12 is: 1,856,366.64
Step by Step Solution
- Step 1: Write the proportion equation
2,432,974.24 : 3,357,444.80 = 1,345,217.12 : x - Step 2: Convert to fraction form
2,432,974.24/3,357,444.80 = 1,345,217.12/x - Step 3: Cross multiply
2,432,974.24x = 3,357,444.80 × 1,345,217.12 - Step 4: Simplify right side
2,432,974.24x = 4,516,492,224,414.98 - Step 5: Solve for x
x = 4,516,492,224,414.98/2,432,974.24 - Step 6: Final answer
x = 1,856,366.64
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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.