Home / 3,780,815.24-5,217,835.62-2,149,734.44

Finding the Fourth Proportional to 3,780,815.24, 5,217,835.62 and 2,149,734.44

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Solution

The fourth proportional to 3,780,815.24, 5,217,835.62 and 2,149,734.44 is: 2,966,810.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,815.24 : 5,217,835.62 = 2,149,734.44 : x
  2. Step 2: Convert to fraction form
    3,780,815.24/5,217,835.62 = 2,149,734.44/x
  3. Step 3: Cross multiply
    3,780,815.24x = 5,217,835.62 × 2,149,734.44
  4. Step 4: Simplify right side
    3,780,815.24x = 11,216,960,934,572.75
  5. Step 5: Solve for x
    x = 11,216,960,934,572.75/3,780,815.24
  6. Step 6: Final answer
    x = 2,966,810.12

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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.