Home / 2,281,725.20-3,147,792.36-1,375,803.92

Finding the Fourth Proportional to 2,281,725.20, 3,147,792.36 and 1,375,803.92

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Solution

The fourth proportional to 2,281,725.20, 3,147,792.36 and 1,375,803.92 is: 1,898,013.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,725.20 : 3,147,792.36 = 1,375,803.92 : x
  2. Step 2: Convert to fraction form
    2,281,725.20/3,147,792.36 = 1,375,803.92/x
  3. Step 3: Cross multiply
    2,281,725.20x = 3,147,792.36 × 1,375,803.92
  4. Step 4: Simplify right side
    2,281,725.20x = 4,330,745,068,234.05
  5. Step 5: Solve for x
    x = 4,330,745,068,234.05/2,281,725.20
  6. Step 6: Final answer
    x = 1,898,013.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.