Home / 1,678,977.24-2,519,207.82-880,067.76

Finding the Fourth Proportional to 1,678,977.24, 2,519,207.82 and 880,067.76

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Solution

The fourth proportional to 1,678,977.24, 2,519,207.82 and 880,067.76 is: 1,320,490.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,977.24 : 2,519,207.82 = 880,067.76 : x
  2. Step 2: Convert to fraction form
    1,678,977.24/2,519,207.82 = 880,067.76/x
  3. Step 3: Cross multiply
    1,678,977.24x = 2,519,207.82 × 880,067.76
  4. Step 4: Simplify right side
    1,678,977.24x = 2,217,073,583,121.88
  5. Step 5: Solve for x
    x = 2,217,073,583,121.88/1,678,977.24
  6. Step 6: Final answer
    x = 1,320,490.55

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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.