Home / 3,240,469.20-4,860,120.60-2,040,243.60

Finding the Fourth Proportional to 3,240,469.20, 4,860,120.60 and 2,040,243.60

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Solution

The fourth proportional to 3,240,469.20, 4,860,120.60 and 2,040,243.60 is: 3,059,998.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,469.20 : 4,860,120.60 = 2,040,243.60 : x
  2. Step 2: Convert to fraction form
    3,240,469.20/4,860,120.60 = 2,040,243.60/x
  3. Step 3: Cross multiply
    3,240,469.20x = 4,860,120.60 × 2,040,243.60
  4. Step 4: Simplify right side
    3,240,469.20x = 9,915,829,949,378.16
  5. Step 5: Solve for x
    x = 9,915,829,949,378.16/3,240,469.20
  6. Step 6: Final answer
    x = 3,059,998.21

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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.