Home / 3,071,083.88-4,239,454.92-1,983,885.68

Finding the Fourth Proportional to 3,071,083.88, 4,239,454.92 and 1,983,885.68

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Solution

The fourth proportional to 3,071,083.88, 4,239,454.92 and 1,983,885.68 is: 2,738,640.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071,083.88 : 4,239,454.92 = 1,983,885.68 : x
  2. Step 2: Convert to fraction form
    3,071,083.88/4,239,454.92 = 1,983,885.68/x
  3. Step 3: Cross multiply
    3,071,083.88x = 4,239,454.92 × 1,983,885.68
  4. Step 4: Simplify right side
    3,071,083.88x = 8,410,593,906,793.55
  5. Step 5: Solve for x
    x = 8,410,593,906,793.55/3,071,083.88
  6. Step 6: Final answer
    x = 2,738,640.24

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Double scale
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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.