Home / 4,192,789.11-6,288,961.32-1,352,901.57

Finding the Fourth Proportional to 4,192,789.11, 6,288,961.32 and 1,352,901.57

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Solution

The fourth proportional to 4,192,789.11, 6,288,961.32 and 1,352,901.57 is: 2,029,280.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192,789.11 : 6,288,961.32 = 1,352,901.57 : x
  2. Step 2: Convert to fraction form
    4,192,789.11/6,288,961.32 = 1,352,901.57/x
  3. Step 3: Cross multiply
    4,192,789.11x = 6,288,961.32 × 1,352,901.57
  4. Step 4: Simplify right side
    4,192,789.11x = 8,508,345,643,497.27
  5. Step 5: Solve for x
    x = 8,508,345,643,497.27/4,192,789.11
  6. Step 6: Final answer
    x = 2,029,280.61

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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.