Home / 3,987,794.93-5,503,179.39-2,268,915.44

Finding the Fourth Proportional to 3,987,794.93, 5,503,179.39 and 2,268,915.44

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Solution

The fourth proportional to 3,987,794.93, 5,503,179.39 and 2,268,915.44 is: 3,131,116.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,987,794.93 : 5,503,179.39 = 2,268,915.44 : x
  2. Step 2: Convert to fraction form
    3,987,794.93/5,503,179.39 = 2,268,915.44/x
  3. Step 3: Cross multiply
    3,987,794.93x = 5,503,179.39 × 2,268,915.44
  4. Step 4: Simplify right side
    3,987,794.93x = 12,486,248,659,544.88
  5. Step 5: Solve for x
    x = 12,486,248,659,544.88/3,987,794.93
  6. Step 6: Final answer
    x = 3,131,116.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.