Home / 4,120,820.40-6,181,230.60-3,664,174.80

Finding the Fourth Proportional to 4,120,820.40, 6,181,230.60 and 3,664,174.80

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Solution

The fourth proportional to 4,120,820.40, 6,181,230.60 and 3,664,174.80 is: 5,496,262.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120,820.40 : 6,181,230.60 = 3,664,174.80 : x
  2. Step 2: Convert to fraction form
    4,120,820.40/6,181,230.60 = 3,664,174.80/x
  3. Step 3: Cross multiply
    4,120,820.40x = 6,181,230.60 × 3,664,174.80
  4. Step 4: Simplify right side
    4,120,820.40x = 22,649,109,397,508.88
  5. Step 5: Solve for x
    x = 22,649,109,397,508.88/4,120,820.40
  6. Step 6: Final answer
    x = 5,496,262.20

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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.