Home / 1,179,467.52-1,766,199.62-779,508.96

Finding the Fourth Proportional to 1,179,467.52, 1,766,199.62 and 779,508.96

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Solution

The fourth proportional to 1,179,467.52, 1,766,199.62 and 779,508.96 is: 1,167,279.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,467.52 : 1,766,199.62 = 779,508.96 : x
  2. Step 2: Convert to fraction form
    1,179,467.52/1,766,199.62 = 779,508.96/x
  3. Step 3: Cross multiply
    1,179,467.52x = 1,766,199.62 × 779,508.96
  4. Step 4: Simplify right side
    1,179,467.52x = 1,376,768,419,879.38
  5. Step 5: Solve for x
    x = 1,376,768,419,879.38/1,179,467.52
  6. Step 6: Final answer
    x = 1,167,279.64

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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.