Home / 2,229,325.85-3,342,935.41-863,739.30

Finding the Fourth Proportional to 2,229,325.85, 3,342,935.41 and 863,739.30

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Solution

The fourth proportional to 2,229,325.85, 3,342,935.41 and 863,739.30 is: 1,295,200.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,325.85 : 3,342,935.41 = 863,739.30 : x
  2. Step 2: Convert to fraction form
    2,229,325.85/3,342,935.41 = 863,739.30/x
  3. Step 3: Cross multiply
    2,229,325.85x = 3,342,935.41 × 863,739.30
  4. Step 4: Simplify right side
    2,229,325.85x = 2,887,424,690,978.61
  5. Step 5: Solve for x
    x = 2,887,424,690,978.61/2,229,325.85
  6. Step 6: Final answer
    x = 1,295,200.83

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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.