Home / 1,647,729.40-2,471,860.78-510,224.26

Finding the Fourth Proportional to 1,647,729.40, 2,471,860.78 and 510,224.26

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Solution

The fourth proportional to 1,647,729.40, 2,471,860.78 and 510,224.26 is: 765,418.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,729.40 : 2,471,860.78 = 510,224.26 : x
  2. Step 2: Convert to fraction form
    1,647,729.40/2,471,860.78 = 510,224.26/x
  3. Step 3: Cross multiply
    1,647,729.40x = 2,471,860.78 × 510,224.26
  4. Step 4: Simplify right side
    1,647,729.40x = 1,261,203,337,298.52
  5. Step 5: Solve for x
    x = 1,261,203,337,298.52/1,647,729.40
  6. Step 6: Final answer
    x = 765,418.97

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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.