Home / 3,969,879.54-5,952,422.25-1,781,049.48

Finding the Fourth Proportional to 3,969,879.54, 5,952,422.25 and 1,781,049.48

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Solution

The fourth proportional to 3,969,879.54, 5,952,422.25 and 1,781,049.48 is: 2,670,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969,879.54 : 5,952,422.25 = 1,781,049.48 : x
  2. Step 2: Convert to fraction form
    3,969,879.54/5,952,422.25 = 1,781,049.48/x
  3. Step 3: Cross multiply
    3,969,879.54x = 5,952,422.25 × 1,781,049.48
  4. Step 4: Simplify right side
    3,969,879.54x = 10,601,558,553,102.93
  5. Step 5: Solve for x
    x = 10,601,558,553,102.93/3,969,879.54
  6. Step 6: Final answer
    x = 2,670,498.80

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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.