Home / 3,949,119.83-5,923,909.40-1,109,453.42

Finding the Fourth Proportional to 3,949,119.83, 5,923,909.40 and 1,109,453.42

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Solution

The fourth proportional to 3,949,119.83, 5,923,909.40 and 1,109,453.42 is: 1,664,244.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949,119.83 : 5,923,909.40 = 1,109,453.42 : x
  2. Step 2: Convert to fraction form
    3,949,119.83/5,923,909.40 = 1,109,453.42/x
  3. Step 3: Cross multiply
    3,949,119.83x = 5,923,909.40 × 1,109,453.42
  4. Step 4: Simplify right side
    3,949,119.83x = 6,572,301,552,862.65
  5. Step 5: Solve for x
    x = 6,572,301,552,862.65/3,949,119.83
  6. Step 6: Final answer
    x = 1,664,244.65

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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.