Home / 3,667,793.90-5,505,838.05-2,172,728.30

Finding the Fourth Proportional to 3,667,793.90, 5,505,838.05 and 2,172,728.30

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Solution

The fourth proportional to 3,667,793.90, 5,505,838.05 and 2,172,728.30 is: 3,261,549.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,667,793.90 : 5,505,838.05 = 2,172,728.30 : x
  2. Step 2: Convert to fraction form
    3,667,793.90/5,505,838.05 = 2,172,728.30/x
  3. Step 3: Cross multiply
    3,667,793.90x = 5,505,838.05 × 2,172,728.30
  4. Step 4: Simplify right side
    3,667,793.90x = 11,962,690,146,451.81
  5. Step 5: Solve for x
    x = 11,962,690,146,451.81/3,667,793.90
  6. Step 6: Final answer
    x = 3,261,549.17

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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.