Home / 4,120,469.20-6,180,703.80-3,910,517.20

Finding the Fourth Proportional to 4,120,469.20, 6,180,703.80 and 3,910,517.20

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Solution

The fourth proportional to 4,120,469.20, 6,180,703.80 and 3,910,517.20 is: 5,865,775.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120,469.20 : 6,180,703.80 = 3,910,517.20 : x
  2. Step 2: Convert to fraction form
    4,120,469.20/6,180,703.80 = 3,910,517.20/x
  3. Step 3: Cross multiply
    4,120,469.20x = 6,180,703.80 × 3,910,517.20
  4. Step 4: Simplify right side
    4,120,469.20x = 24,169,748,518,005.36
  5. Step 5: Solve for x
    x = 24,169,748,518,005.36/4,120,469.20
  6. Step 6: Final answer
    x = 5,865,775.80

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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.