Home / 1,910,843.88-2,863,570.12-1,488,244.20

Finding the Fourth Proportional to 1,910,843.88, 2,863,570.12 and 1,488,244.20

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Solution

The fourth proportional to 1,910,843.88, 2,863,570.12 and 1,488,244.20 is: 2,230,266.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,843.88 : 2,863,570.12 = 1,488,244.20 : x
  2. Step 2: Convert to fraction form
    1,910,843.88/2,863,570.12 = 1,488,244.20/x
  3. Step 3: Cross multiply
    1,910,843.88x = 2,863,570.12 × 1,488,244.20
  4. Step 4: Simplify right side
    1,910,843.88x = 4,261,691,622,383.30
  5. Step 5: Solve for x
    x = 4,261,691,622,383.30/1,910,843.88
  6. Step 6: Final answer
    x = 2,230,266.78

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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.