Home / 2,867,542.92-3,957,058.62-1,578,136.86

Finding the Fourth Proportional to 2,867,542.92, 3,957,058.62 and 1,578,136.86

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Solution

The fourth proportional to 2,867,542.92, 3,957,058.62 and 1,578,136.86 is: 2,177,745.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867,542.92 : 3,957,058.62 = 1,578,136.86 : x
  2. Step 2: Convert to fraction form
    2,867,542.92/3,957,058.62 = 1,578,136.86/x
  3. Step 3: Cross multiply
    2,867,542.92x = 3,957,058.62 × 1,578,136.86
  4. Step 4: Simplify right side
    2,867,542.92x = 6,244,780,065,402.73
  5. Step 5: Solve for x
    x = 6,244,780,065,402.73/2,867,542.92
  6. Step 6: Final answer
    x = 2,177,745.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.