Home / 3,981,027.20-5,971,540.80-1,456,937.60

Finding the Fourth Proportional to 3,981,027.20, 5,971,540.80 and 1,456,937.60

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Solution

The fourth proportional to 3,981,027.20, 5,971,540.80 and 1,456,937.60 is: 2,185,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981,027.20 : 5,971,540.80 = 1,456,937.60 : x
  2. Step 2: Convert to fraction form
    3,981,027.20/5,971,540.80 = 1,456,937.60/x
  3. Step 3: Cross multiply
    3,981,027.20x = 5,971,540.80 × 1,456,937.60
  4. Step 4: Simplify right side
    3,981,027.20x = 8,700,162,321,454.08
  5. Step 5: Solve for x
    x = 8,700,162,321,454.08/3,981,027.20
  6. Step 6: Final answer
    x = 2,185,406.40

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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.