Home / 1,647,722.42-2,471,850.22-510,217.28

Finding the Fourth Proportional to 1,647,722.42, 2,471,850.22 and 510,217.28

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Solution

The fourth proportional to 1,647,722.42, 2,471,850.22 and 510,217.28 is: 765,408.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,722.42 : 2,471,850.22 = 510,217.28 : x
  2. Step 2: Convert to fraction form
    1,647,722.42/2,471,850.22 = 510,217.28/x
  3. Step 3: Cross multiply
    1,647,722.42x = 2,471,850.22 × 510,217.28
  4. Step 4: Simplify right side
    1,647,722.42x = 1,261,180,695,815.80
  5. Step 5: Solve for x
    x = 1,261,180,695,815.80/1,647,722.42
  6. Step 6: Final answer
    x = 765,408.47

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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.