Home / 994,072.20-1,489,358.70-854,104.20

Finding the Fourth Proportional to 994,072.20, 1,489,358.70 and 854,104.20

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Solution

The fourth proportional to 994,072.20, 1,489,358.70 and 854,104.20 is: 1,279,653.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,072.20 : 1,489,358.70 = 854,104.20 : x
  2. Step 2: Convert to fraction form
    994,072.20/1,489,358.70 = 854,104.20/x
  3. Step 3: Cross multiply
    994,072.20x = 1,489,358.70 × 854,104.20
  4. Step 4: Simplify right side
    994,072.20x = 1,272,067,520,976.54
  5. Step 5: Solve for x
    x = 1,272,067,520,976.54/994,072.20
  6. Step 6: Final answer
    x = 1,279,653.05

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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.