Home / 1,244,096.29-1,866,393.57-391,382.56

Finding the Fourth Proportional to 1,244,096.29, 1,866,393.57 and 391,382.56

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Solution

The fourth proportional to 1,244,096.29, 1,866,393.57 and 391,382.56 is: 587,152.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,096.29 : 1,866,393.57 = 391,382.56 : x
  2. Step 2: Convert to fraction form
    1,244,096.29/1,866,393.57 = 391,382.56/x
  3. Step 3: Cross multiply
    1,244,096.29x = 1,866,393.57 × 391,382.56
  4. Step 4: Simplify right side
    1,244,096.29x = 730,473,884,062.17
  5. Step 5: Solve for x
    x = 730,473,884,062.17/1,244,096.29
  6. Step 6: Final answer
    x = 587,152.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.