Home / 3,189,155.52-4,783,750.56-825,251.52

Finding the Fourth Proportional to 3,189,155.52, 4,783,750.56 and 825,251.52

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Solution

The fourth proportional to 3,189,155.52, 4,783,750.56 and 825,251.52 is: 1,237,881.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,155.52 : 4,783,750.56 = 825,251.52 : x
  2. Step 2: Convert to fraction form
    3,189,155.52/4,783,750.56 = 825,251.52/x
  3. Step 3: Cross multiply
    3,189,155.52x = 4,783,750.56 × 825,251.52
  4. Step 4: Simplify right side
    3,189,155.52x = 3,947,797,420,940.85
  5. Step 5: Solve for x
    x = 3,947,797,420,940.85/3,189,155.52
  6. Step 6: Final answer
    x = 1,237,881.75

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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.