Home / 1,498,581.08-2,067,999.90-819,503

Finding the Fourth Proportional to 1,498,581.08, 2,067,999.90 and 819,503

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Solution

The fourth proportional to 1,498,581.08, 2,067,999.90 and 819,503 is: 1,130,891.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,581.08 : 2,067,999.90 = 819,503 : x
  2. Step 2: Convert to fraction form
    1,498,581.08/2,067,999.90 = 819,503/x
  3. Step 3: Cross multiply
    1,498,581.08x = 2,067,999.90 × 819,503
  4. Step 4: Simplify right side
    1,498,581.08x = 1,694,732,122,049.70
  5. Step 5: Solve for x
    x = 1,694,732,122,049.70/1,498,581.08
  6. Step 6: Final answer
    x = 1,130,891.18

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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.