Home / 5,815,200.12-8,723,396.76-2,223,987.60

Finding the Fourth Proportional to 5,815,200.12, 8,723,396.76 and 2,223,987.60

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Solution

The fourth proportional to 5,815,200.12, 8,723,396.76 and 2,223,987.60 is: 3,336,209.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,815,200.12 : 8,723,396.76 = 2,223,987.60 : x
  2. Step 2: Convert to fraction form
    5,815,200.12/8,723,396.76 = 2,223,987.60/x
  3. Step 3: Cross multiply
    5,815,200.12x = 8,723,396.76 × 2,223,987.60
  4. Step 4: Simplify right side
    5,815,200.12x = 19,400,726,224,120.18
  5. Step 5: Solve for x
    x = 19,400,726,224,120.18/5,815,200.12
  6. Step 6: Final answer
    x = 3,336,209.56

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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.