Home / 2,821,279.50-4,227,770.97-1,667,338.38

Finding the Fourth Proportional to 2,821,279.50, 4,227,770.97 and 1,667,338.38

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Solution

The fourth proportional to 2,821,279.50, 4,227,770.97 and 1,667,338.38 is: 2,498,555.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,279.50 : 4,227,770.97 = 1,667,338.38 : x
  2. Step 2: Convert to fraction form
    2,821,279.50/4,227,770.97 = 1,667,338.38/x
  3. Step 3: Cross multiply
    2,821,279.50x = 4,227,770.97 × 1,667,338.38
  4. Step 4: Simplify right side
    2,821,279.50x = 7,049,124,800,130.83
  5. Step 5: Solve for x
    x = 7,049,124,800,130.83/2,821,279.50
  6. Step 6: Final answer
    x = 2,498,555.99

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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.