Home / 5,055,358.92-6,976,441.76-2,879,869.84

Finding the Fourth Proportional to 5,055,358.92, 6,976,441.76 and 2,879,869.84

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Solution

The fourth proportional to 5,055,358.92, 6,976,441.76 and 2,879,869.84 is: 3,974,246.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055,358.92 : 6,976,441.76 = 2,879,869.84 : x
  2. Step 2: Convert to fraction form
    5,055,358.92/6,976,441.76 = 2,879,869.84/x
  3. Step 3: Cross multiply
    5,055,358.92x = 6,976,441.76 × 2,879,869.84
  4. Step 4: Simplify right side
    5,055,358.92x = 20,091,244,215,140.52
  5. Step 5: Solve for x
    x = 20,091,244,215,140.52/5,055,358.92
  6. Step 6: Final answer
    x = 3,974,246.84

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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.