Home / 1,324,843.20-1,987,410.60-483,577.20

Finding the Fourth Proportional to 1,324,843.20, 1,987,410.60 and 483,577.20

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Solution

The fourth proportional to 1,324,843.20, 1,987,410.60 and 483,577.20 is: 725,419.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,843.20 : 1,987,410.60 = 483,577.20 : x
  2. Step 2: Convert to fraction form
    1,324,843.20/1,987,410.60 = 483,577.20/x
  3. Step 3: Cross multiply
    1,324,843.20x = 1,987,410.60 × 483,577.20
  4. Step 4: Simplify right side
    1,324,843.20x = 961,066,453,198.32
  5. Step 5: Solve for x
    x = 961,066,453,198.32/1,324,843.20
  6. Step 6: Final answer
    x = 725,419.02

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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.