Home / 1,987,010.98-2,980,544.42-567,067.21

Finding the Fourth Proportional to 1,987,010.98, 2,980,544.42 and 567,067.21

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Solution

The fourth proportional to 1,987,010.98, 2,980,544.42 and 567,067.21 is: 850,608.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,987,010.98 : 2,980,544.42 = 567,067.21 : x
  2. Step 2: Convert to fraction form
    1,987,010.98/2,980,544.42 = 567,067.21/x
  3. Step 3: Cross multiply
    1,987,010.98x = 2,980,544.42 × 567,067.21
  4. Step 4: Simplify right side
    1,987,010.98x = 1,690,169,008,530.47
  5. Step 5: Solve for x
    x = 1,690,169,008,530.47/1,987,010.98
  6. Step 6: Final answer
    x = 850,608.79

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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.