Home / 3,100,414.20-4,640,123.70-2,722,500.60

Finding the Fourth Proportional to 3,100,414.20, 4,640,123.70 and 2,722,500.60

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Solution

The fourth proportional to 3,100,414.20, 4,640,123.70 and 2,722,500.60 is: 4,074,532.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,414.20 : 4,640,123.70 = 2,722,500.60 : x
  2. Step 2: Convert to fraction form
    3,100,414.20/4,640,123.70 = 2,722,500.60/x
  3. Step 3: Cross multiply
    3,100,414.20x = 4,640,123.70 × 2,722,500.60
  4. Step 4: Simplify right side
    3,100,414.20x = 12,632,739,557,324.22
  5. Step 5: Solve for x
    x = 12,632,739,557,324.22/3,100,414.20
  6. Step 6: Final answer
    x = 4,074,532.87

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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.