Home / 2,103,388.20-3,156,183.90-966,493.80

Finding the Fourth Proportional to 2,103,388.20, 3,156,183.90 and 966,493.80

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Solution

The fourth proportional to 2,103,388.20, 3,156,183.90 and 966,493.80 is: 1,450,246.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,388.20 : 3,156,183.90 = 966,493.80 : x
  2. Step 2: Convert to fraction form
    2,103,388.20/3,156,183.90 = 966,493.80/x
  3. Step 3: Cross multiply
    2,103,388.20x = 3,156,183.90 × 966,493.80
  4. Step 4: Simplify right side
    2,103,388.20x = 3,050,432,171,009.82
  5. Step 5: Solve for x
    x = 3,050,432,171,009.82/2,103,388.20
  6. Step 6: Final answer
    x = 1,450,246.88

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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.