Home / 2,600,358.20-3,897,912.90-1,181,432.60

Finding the Fourth Proportional to 2,600,358.20, 3,897,912.90 and 1,181,432.60

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Solution

The fourth proportional to 2,600,358.20, 3,897,912.90 and 1,181,432.60 is: 1,770,956.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600,358.20 : 3,897,912.90 = 1,181,432.60 : x
  2. Step 2: Convert to fraction form
    2,600,358.20/3,897,912.90 = 1,181,432.60/x
  3. Step 3: Cross multiply
    2,600,358.20x = 3,897,912.90 × 1,181,432.60
  4. Step 4: Simplify right side
    2,600,358.20x = 4,605,121,372,020.54
  5. Step 5: Solve for x
    x = 4,605,121,372,020.54/2,600,358.20
  6. Step 6: Final answer
    x = 1,770,956.54

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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.