Home / 3,873,974.67-5,352,616.76-2,784,077.69

Finding the Fourth Proportional to 3,873,974.67, 5,352,616.76 and 2,784,077.69

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Solution

The fourth proportional to 3,873,974.67, 5,352,616.76 and 2,784,077.69 is: 3,846,721.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873,974.67 : 5,352,616.76 = 2,784,077.69 : x
  2. Step 2: Convert to fraction form
    3,873,974.67/5,352,616.76 = 2,784,077.69/x
  3. Step 3: Cross multiply
    3,873,974.67x = 5,352,616.76 × 2,784,077.69
  4. Step 4: Simplify right side
    3,873,974.67x = 14,902,100,863,952.61
  5. Step 5: Solve for x
    x = 14,902,100,863,952.61/3,873,974.67
  6. Step 6: Final answer
    x = 3,846,721.30

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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.