Finding the Fourth Proportional to 2,711,617.92, 3,741,907.68 and 1,487,893.68
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Solution
The fourth proportional to 2,711,617.92, 3,741,907.68 and 1,487,893.68 is: 2,053,224.66
Step by Step Solution
- Step 1: Write the proportion equation
2,711,617.92 : 3,741,907.68 = 1,487,893.68 : x - Step 2: Convert to fraction form
2,711,617.92/3,741,907.68 = 1,487,893.68/x - Step 3: Cross multiply
2,711,617.92x = 3,741,907.68 × 1,487,893.68 - Step 4: Simplify right side
2,711,617.92x = 5,567,560,788,215.46 - Step 5: Solve for x
x = 5,567,560,788,215.46/2,711,617.92 - Step 6: Final answer
x = 2,053,224.66
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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.