Home / 1,589,468.32-2,384,207.88-391,418.92

Finding the Fourth Proportional to 1,589,468.32, 2,384,207.88 and 391,418.92

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Solution

The fourth proportional to 1,589,468.32, 2,384,207.88 and 391,418.92 is: 587,129.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,468.32 : 2,384,207.88 = 391,418.92 : x
  2. Step 2: Convert to fraction form
    1,589,468.32/2,384,207.88 = 391,418.92/x
  3. Step 3: Cross multiply
    1,589,468.32x = 2,384,207.88 × 391,418.92
  4. Step 4: Simplify right side
    1,589,468.32x = 933,224,073,445.09
  5. Step 5: Solve for x
    x = 933,224,073,445.09/1,589,468.32
  6. Step 6: Final answer
    x = 587,129.71

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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.