Home / 2,919,758.80-4,378,860.60-897,998.80

Finding the Fourth Proportional to 2,919,758.80, 4,378,860.60 and 897,998.80

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Solution

The fourth proportional to 2,919,758.80, 4,378,860.60 and 897,998.80 is: 1,346,759.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,758.80 : 4,378,860.60 = 897,998.80 : x
  2. Step 2: Convert to fraction form
    2,919,758.80/4,378,860.60 = 897,998.80/x
  3. Step 3: Cross multiply
    2,919,758.80x = 4,378,860.60 × 897,998.80
  4. Step 4: Simplify right side
    2,919,758.80x = 3,932,211,564,167.28
  5. Step 5: Solve for x
    x = 3,932,211,564,167.28/2,919,758.80
  6. Step 6: Final answer
    x = 1,346,759.04

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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.