Home / 1,008,067.20-1,512,100.81-1,008,067.20

Finding the Fourth Proportional to 1,008,067.20, 1,512,100.81 and 1,008,067.20

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Solution

The fourth proportional to 1,008,067.20, 1,512,100.81 and 1,008,067.20 is: 1,512,100.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,067.20 : 1,512,100.81 = 1,008,067.20 : x
  2. Step 2: Convert to fraction form
    1,008,067.20/1,512,100.81 = 1,008,067.20/x
  3. Step 3: Cross multiply
    1,008,067.20x = 1,512,100.81 × 1,008,067.20
  4. Step 4: Simplify right side
    1,008,067.20x = 1,524,299,229,654.43
  5. Step 5: Solve for x
    x = 1,524,299,229,654.43/1,008,067.20
  6. Step 6: Final answer
    x = 1,512,100.81

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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.