Home / 1,586,839.06-2,379,753.13-521,635.60

Finding the Fourth Proportional to 1,586,839.06, 2,379,753.13 and 521,635.60

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Solution

The fourth proportional to 1,586,839.06, 2,379,753.13 and 521,635.60 is: 782,287.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,839.06 : 2,379,753.13 = 521,635.60 : x
  2. Step 2: Convert to fraction form
    1,586,839.06/2,379,753.13 = 521,635.60/x
  3. Step 3: Cross multiply
    1,586,839.06x = 2,379,753.13 × 521,635.60
  4. Step 4: Simplify right side
    1,586,839.06x = 1,241,363,951,819.43
  5. Step 5: Solve for x
    x = 1,241,363,951,819.43/1,586,839.06
  6. Step 6: Final answer
    x = 782,287.24

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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.