Home / 2,378,321.54-3,567,472.26-861,648.88

Finding the Fourth Proportional to 2,378,321.54, 3,567,472.26 and 861,648.88

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Solution

The fourth proportional to 2,378,321.54, 3,567,472.26 and 861,648.88 is: 1,292,469.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,321.54 : 3,567,472.26 = 861,648.88 : x
  2. Step 2: Convert to fraction form
    2,378,321.54/3,567,472.26 = 861,648.88/x
  3. Step 3: Cross multiply
    2,378,321.54x = 3,567,472.26 × 861,648.88
  4. Step 4: Simplify right side
    2,378,321.54x = 3,073,908,464,033.14
  5. Step 5: Solve for x
    x = 3,073,908,464,033.14/2,378,321.54
  6. Step 6: Final answer
    x = 1,292,469.67

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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.