Home / 2,948,620.73-4,070,352.06-1,982,311.52

Finding the Fourth Proportional to 2,948,620.73, 4,070,352.06 and 1,982,311.52

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Solution

The fourth proportional to 2,948,620.73, 4,070,352.06 and 1,982,311.52 is: 2,736,433.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948,620.73 : 4,070,352.06 = 1,982,311.52 : x
  2. Step 2: Convert to fraction form
    2,948,620.73/4,070,352.06 = 1,982,311.52/x
  3. Step 3: Cross multiply
    2,948,620.73x = 4,070,352.06 × 1,982,311.52
  4. Step 4: Simplify right side
    2,948,620.73x = 8,068,705,758,641.97
  5. Step 5: Solve for x
    x = 8,068,705,758,641.97/2,948,620.73
  6. Step 6: Final answer
    x = 2,736,433.92

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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.