Home / 3,280,516.20-4,920,774.30-3,067,939.80

Finding the Fourth Proportional to 3,280,516.20, 4,920,774.30 and 3,067,939.80

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Solution

The fourth proportional to 3,280,516.20, 4,920,774.30 and 3,067,939.80 is: 4,601,909.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,516.20 : 4,920,774.30 = 3,067,939.80 : x
  2. Step 2: Convert to fraction form
    3,280,516.20/4,920,774.30 = 3,067,939.80/x
  3. Step 3: Cross multiply
    3,280,516.20x = 4,920,774.30 × 3,067,939.80
  4. Step 4: Simplify right side
    3,280,516.20x = 15,096,639,321,787.14
  5. Step 5: Solve for x
    x = 15,096,639,321,787.14/3,280,516.20
  6. Step 6: Final answer
    x = 4,601,909.70

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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.