Home / 1,379,358.48-2,067,695.82-659,513.10

Finding the Fourth Proportional to 1,379,358.48, 2,067,695.82 and 659,513.10

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Solution

The fourth proportional to 1,379,358.48, 2,067,695.82 and 659,513.10 is: 988,628.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,358.48 : 2,067,695.82 = 659,513.10 : x
  2. Step 2: Convert to fraction form
    1,379,358.48/2,067,695.82 = 659,513.10/x
  3. Step 3: Cross multiply
    1,379,358.48x = 2,067,695.82 × 659,513.10
  4. Step 4: Simplify right side
    1,379,358.48x = 1,363,672,480,105.24
  5. Step 5: Solve for x
    x = 1,363,672,480,105.24/1,379,358.48
  6. Step 6: Final answer
    x = 988,628.05

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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.