Home / 1,589,687.31-2,384,531.61-391,632.93

Finding the Fourth Proportional to 1,589,687.31, 2,384,531.61 and 391,632.93

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Solution

The fourth proportional to 1,589,687.31, 2,384,531.61 and 391,632.93 is: 587,449.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,687.31 : 2,384,531.61 = 391,632.93 : x
  2. Step 2: Convert to fraction form
    1,589,687.31/2,384,531.61 = 391,632.93/x
  3. Step 3: Cross multiply
    1,589,687.31x = 2,384,531.61 × 391,632.93
  4. Step 4: Simplify right side
    1,589,687.31x = 933,861,101,101.92
  5. Step 5: Solve for x
    x = 933,861,101,101.92/1,589,687.31
  6. Step 6: Final answer
    x = 587,449.55

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Double scale
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1.5x scale

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.