Home / 3,321,803.20-4,982,704.80-3,027,870.40

Finding the Fourth Proportional to 3,321,803.20, 4,982,704.80 and 3,027,870.40

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Solution

The fourth proportional to 3,321,803.20, 4,982,704.80 and 3,027,870.40 is: 4,541,805.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321,803.20 : 4,982,704.80 = 3,027,870.40 : x
  2. Step 2: Convert to fraction form
    3,321,803.20/4,982,704.80 = 3,027,870.40/x
  3. Step 3: Cross multiply
    3,321,803.20x = 4,982,704.80 × 3,027,870.40
  4. Step 4: Simplify right side
    3,321,803.20x = 15,086,984,375,857.92
  5. Step 5: Solve for x
    x = 15,086,984,375,857.92/3,321,803.20
  6. Step 6: Final answer
    x = 4,541,805.60

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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.