Home / 2,587,334.20-3,887,999.70-2,279,404.60

Finding the Fourth Proportional to 2,587,334.20, 3,887,999.70 and 2,279,404.60

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Solution

The fourth proportional to 2,587,334.20, 3,887,999.70 and 2,279,404.60 is: 3,425,272.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,334.20 : 3,887,999.70 = 2,279,404.60 : x
  2. Step 2: Convert to fraction form
    2,587,334.20/3,887,999.70 = 2,279,404.60/x
  3. Step 3: Cross multiply
    2,587,334.20x = 3,887,999.70 × 2,279,404.60
  4. Step 4: Simplify right side
    2,587,334.20x = 8,862,324,400,978.62
  5. Step 5: Solve for x
    x = 8,862,324,400,978.62/2,587,334.20
  6. Step 6: Final answer
    x = 3,425,272.39

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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.