Home / 2,664,672.30-3,991,103.55-2,192,280.30

Finding the Fourth Proportional to 2,664,672.30, 3,991,103.55 and 2,192,280.30

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Solution

The fourth proportional to 2,664,672.30, 3,991,103.55 and 2,192,280.30 is: 3,283,562.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664,672.30 : 3,991,103.55 = 2,192,280.30 : x
  2. Step 2: Convert to fraction form
    2,664,672.30/3,991,103.55 = 2,192,280.30/x
  3. Step 3: Cross multiply
    2,664,672.30x = 3,991,103.55 × 2,192,280.30
  4. Step 4: Simplify right side
    2,664,672.30x = 8,749,617,687,925.06
  5. Step 5: Solve for x
    x = 8,749,617,687,925.06/2,664,672.30
  6. Step 6: Final answer
    x = 3,283,562.37

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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.