Home / 2,285,718.92-3,428,764.97-1,147,895.95

Finding the Fourth Proportional to 2,285,718.92, 3,428,764.97 and 1,147,895.95

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Solution

The fourth proportional to 2,285,718.92, 3,428,764.97 and 1,147,895.95 is: 1,721,937.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285,718.92 : 3,428,764.97 = 1,147,895.95 : x
  2. Step 2: Convert to fraction form
    2,285,718.92/3,428,764.97 = 1,147,895.95/x
  3. Step 3: Cross multiply
    2,285,718.92x = 3,428,764.97 × 1,147,895.95
  4. Step 4: Simplify right side
    2,285,718.92x = 3,935,865,414,682.41
  5. Step 5: Solve for x
    x = 3,935,865,414,682.41/2,285,718.92
  6. Step 6: Final answer
    x = 1,721,937.62

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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.