Home / 2,299,257.77-3,172,823.42-1,381,525.61

Finding the Fourth Proportional to 2,299,257.77, 3,172,823.42 and 1,381,525.61

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Solution

The fourth proportional to 2,299,257.77, 3,172,823.42 and 1,381,525.61 is: 1,906,413.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299,257.77 : 3,172,823.42 = 1,381,525.61 : x
  2. Step 2: Convert to fraction form
    2,299,257.77/3,172,823.42 = 1,381,525.61/x
  3. Step 3: Cross multiply
    2,299,257.77x = 3,172,823.42 × 1,381,525.61
  4. Step 4: Simplify right side
    2,299,257.77x = 4,383,336,787,966.04
  5. Step 5: Solve for x
    x = 4,383,336,787,966.04/2,299,257.77
  6. Step 6: Final answer
    x = 1,906,413.82

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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.