Home / 3,981,630.95-5,494,413.97-2,262,512.87

Finding the Fourth Proportional to 3,981,630.95, 5,494,413.97 and 2,262,512.87

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Solution

The fourth proportional to 3,981,630.95, 5,494,413.97 and 2,262,512.87 is: 3,122,133.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981,630.95 : 5,494,413.97 = 2,262,512.87 : x
  2. Step 2: Convert to fraction form
    3,981,630.95/5,494,413.97 = 2,262,512.87/x
  3. Step 3: Cross multiply
    3,981,630.95x = 5,494,413.97 × 2,262,512.87
  4. Step 4: Simplify right side
    3,981,630.95x = 12,431,182,320,232.79
  5. Step 5: Solve for x
    x = 12,431,182,320,232.79/3,981,630.95
  6. Step 6: Final answer
    x = 3,122,133.24

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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.