Home / 3,251,851.70-4,868,446.35-1,992,139.70

Finding the Fourth Proportional to 3,251,851.70, 4,868,446.35 and 1,992,139.70

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Solution

The fourth proportional to 3,251,851.70, 4,868,446.35 and 1,992,139.70 is: 2,982,493.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251,851.70 : 4,868,446.35 = 1,992,139.70 : x
  2. Step 2: Convert to fraction form
    3,251,851.70/4,868,446.35 = 1,992,139.70/x
  3. Step 3: Cross multiply
    3,251,851.70x = 4,868,446.35 × 1,992,139.70
  4. Step 4: Simplify right side
    3,251,851.70x = 9,698,625,251,155.09
  5. Step 5: Solve for x
    x = 9,698,625,251,155.09/3,251,851.70
  6. Step 6: Final answer
    x = 2,982,493.10

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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.