Home / 1,379,908.36-2,067,565.98-480,854.56

Finding the Fourth Proportional to 1,379,908.36, 2,067,565.98 and 480,854.56

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Solution

The fourth proportional to 1,379,908.36, 2,067,565.98 and 480,854.56 is: 720,481.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,908.36 : 2,067,565.98 = 480,854.56 : x
  2. Step 2: Convert to fraction form
    1,379,908.36/2,067,565.98 = 480,854.56/x
  3. Step 3: Cross multiply
    1,379,908.36x = 2,067,565.98 × 480,854.56
  4. Step 4: Simplify right side
    1,379,908.36x = 994,198,529,583.87
  5. Step 5: Solve for x
    x = 994,198,529,583.87/1,379,908.36
  6. Step 6: Final answer
    x = 720,481.56

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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.