Finding the Fourth Proportional to 1,557,125.92, 2,148,836.88 and 841,733.92
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Solution
The fourth proportional to 1,557,125.92, 2,148,836.88 and 841,733.92 is: 1,161,594.49
Step by Step Solution
- Step 1: Write the proportion equation
1,557,125.92 : 2,148,836.88 = 841,733.92 : x - Step 2: Convert to fraction form
1,557,125.92/2,148,836.88 = 841,733.92/x - Step 3: Cross multiply
1,557,125.92x = 2,148,836.88 × 841,733.92 - Step 4: Simplify right side
1,557,125.92x = 1,808,748,890,442.97 - Step 5: Solve for x
x = 1,808,748,890,442.97/1,557,125.92 - Step 6: Final answer
x = 1,161,594.49
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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.