Home / 3,928,470.32-5,892,832.20-1,088,609.84

Finding the Fourth Proportional to 3,928,470.32, 5,892,832.20 and 1,088,609.84

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Solution

The fourth proportional to 3,928,470.32, 5,892,832.20 and 1,088,609.84 is: 1,632,949.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,928,470.32 : 5,892,832.20 = 1,088,609.84 : x
  2. Step 2: Convert to fraction form
    3,928,470.32/5,892,832.20 = 1,088,609.84/x
  3. Step 3: Cross multiply
    3,928,470.32x = 5,892,832.20 × 1,088,609.84
  4. Step 4: Simplify right side
    3,928,470.32x = 6,414,995,118,388.85
  5. Step 5: Solve for x
    x = 6,414,995,118,388.85/3,928,470.32
  6. Step 6: Final answer
    x = 1,632,949.88

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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.