Home / 3,949,023.75-5,923,757.21-1,108,914.47

Finding the Fourth Proportional to 3,949,023.75, 5,923,757.21 and 1,108,914.47

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Solution

The fourth proportional to 3,949,023.75, 5,923,757.21 and 1,108,914.47 is: 1,663,433.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949,023.75 : 5,923,757.21 = 1,108,914.47 : x
  2. Step 2: Convert to fraction form
    3,949,023.75/5,923,757.21 = 1,108,914.47/x
  3. Step 3: Cross multiply
    3,949,023.75x = 5,923,757.21 × 1,108,914.47
  4. Step 4: Simplify right side
    3,949,023.75x = 6,568,940,073,986.56
  5. Step 5: Solve for x
    x = 6,568,940,073,986.56/3,949,023.75
  6. Step 6: Final answer
    x = 1,663,433.93

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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.