Finding the Fourth Proportional to 1,663,244.92, 2,294,754.05 and 1,017,992.44
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Solution
The fourth proportional to 1,663,244.92, 2,294,754.05 and 1,017,992.44 is: 1,404,508.89
Step by Step Solution
- Step 1: Write the proportion equation
1,663,244.92 : 2,294,754.05 = 1,017,992.44 : x - Step 2: Convert to fraction form
1,663,244.92/2,294,754.05 = 1,017,992.44/x - Step 3: Cross multiply
1,663,244.92x = 2,294,754.05 × 1,017,992.44 - Step 4: Simplify right side
1,663,244.92x = 2,336,042,274,559.38 - Step 5: Solve for x
x = 2,336,042,274,559.38/1,663,244.92 - Step 6: Final answer
x = 1,404,508.89
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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.