Home / 3,238,378.80-4,857,568.20-994,225.20

Finding the Fourth Proportional to 3,238,378.80, 4,857,568.20 and 994,225.20

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Solution

The fourth proportional to 3,238,378.80, 4,857,568.20 and 994,225.20 is: 1,491,337.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238,378.80 : 4,857,568.20 = 994,225.20 : x
  2. Step 2: Convert to fraction form
    3,238,378.80/4,857,568.20 = 994,225.20/x
  3. Step 3: Cross multiply
    3,238,378.80x = 4,857,568.20 × 994,225.20
  4. Step 4: Simplify right side
    3,238,378.80x = 4,829,516,715,158.64
  5. Step 5: Solve for x
    x = 4,829,516,715,158.64/3,238,378.80
  6. Step 6: Final answer
    x = 1,491,337.80

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Similar ratio
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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.