Home / 1,008,067.60-1,514,354.20-842,179.60

Finding the Fourth Proportional to 1,008,067.60, 1,514,354.20 and 842,179.60

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Solution

The fourth proportional to 1,008,067.60, 1,514,354.20 and 842,179.60 is: 1,265,151.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,067.60 : 1,514,354.20 = 842,179.60 : x
  2. Step 2: Convert to fraction form
    1,008,067.60/1,514,354.20 = 842,179.60/x
  3. Step 3: Cross multiply
    1,008,067.60x = 1,514,354.20 × 842,179.60
  4. Step 4: Simplify right side
    1,008,067.60x = 1,275,358,214,414.32
  5. Step 5: Solve for x
    x = 1,275,358,214,414.32/1,008,067.60
  6. Step 6: Final answer
    x = 1,265,151.48

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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.