Home / 2,291,456.92-3,437,189.88-852,455.86

Finding the Fourth Proportional to 2,291,456.92, 3,437,189.88 and 852,455.86

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Solution

The fourth proportional to 2,291,456.92, 3,437,189.88 and 852,455.86 is: 1,278,685.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,456.92 : 3,437,189.88 = 852,455.86 : x
  2. Step 2: Convert to fraction form
    2,291,456.92/3,437,189.88 = 852,455.86/x
  3. Step 3: Cross multiply
    2,291,456.92x = 3,437,189.88 × 852,455.86
  4. Step 4: Simplify right side
    2,291,456.92x = 2,930,052,655,138.70
  5. Step 5: Solve for x
    x = 2,930,052,655,138.70/2,291,456.92
  6. Step 6: Final answer
    x = 1,278,685.46

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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.