Home / 2,839,248.80-4,258,873.20-2,279,376.80

Finding the Fourth Proportional to 2,839,248.80, 4,258,873.20 and 2,279,376.80

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Solution

The fourth proportional to 2,839,248.80, 4,258,873.20 and 2,279,376.80 is: 3,419,065.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,248.80 : 4,258,873.20 = 2,279,376.80 : x
  2. Step 2: Convert to fraction form
    2,839,248.80/4,258,873.20 = 2,279,376.80/x
  3. Step 3: Cross multiply
    2,839,248.80x = 4,258,873.20 × 2,279,376.80
  4. Step 4: Simplify right side
    2,839,248.80x = 9,707,576,766,221.76
  5. Step 5: Solve for x
    x = 9,707,576,766,221.76/2,839,248.80
  6. Step 6: Final answer
    x = 3,419,065.20

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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.