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Finding the Fourth Proportional to 1,795,046.40, 2,691,230.40 and 1,084,924.80

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Solution

The fourth proportional to 1,795,046.40, 2,691,230.40 and 1,084,924.80 is: 1,626,577.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795,046.40 : 2,691,230.40 = 1,084,924.80 : x
  2. Step 2: Convert to fraction form
    1,795,046.40/2,691,230.40 = 1,084,924.80/x
  3. Step 3: Cross multiply
    1,795,046.40x = 2,691,230.40 × 1,084,924.80
  4. Step 4: Simplify right side
    1,795,046.40x = 2,919,782,603,473.92
  5. Step 5: Solve for x
    x = 2,919,782,603,473.92/1,795,046.40
  6. Step 6: Final answer
    x = 1,626,577.79

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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.