Home / 3,949,131.12-5,923,926.27-1,109,464.71

Finding the Fourth Proportional to 3,949,131.12, 5,923,926.27 and 1,109,464.71

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Solution

The fourth proportional to 3,949,131.12, 5,923,926.27 and 1,109,464.71 is: 1,664,261.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949,131.12 : 5,923,926.27 = 1,109,464.71 : x
  2. Step 2: Convert to fraction form
    3,949,131.12/5,923,926.27 = 1,109,464.71/x
  3. Step 3: Cross multiply
    3,949,131.12x = 5,923,926.27 × 1,109,464.71
  4. Step 4: Simplify right side
    3,949,131.12x = 6,572,387,141,206.93
  5. Step 5: Solve for x
    x = 6,572,387,141,206.93/3,949,131.12
  6. Step 6: Final answer
    x = 1,664,261.57

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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.