Finding the Fourth Proportional to 2,832,099.30, 3,908,285.34 and 1,542,935.70
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Solution
The fourth proportional to 2,832,099.30, 3,908,285.34 and 1,542,935.70 is: 2,129,244.90
Step by Step Solution
- Step 1: Write the proportion equation
2,832,099.30 : 3,908,285.34 = 1,542,935.70 : x - Step 2: Convert to fraction form
2,832,099.30/3,908,285.34 = 1,542,935.70/x - Step 3: Cross multiply
2,832,099.30x = 3,908,285.34 × 1,542,935.70 - Step 4: Simplify right side
2,832,099.30x = 6,030,232,976,872.64 - Step 5: Solve for x
x = 6,030,232,976,872.64/2,832,099.30 - Step 6: Final answer
x = 2,129,244.90
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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.