Home / 1,407,204.38-1,940,879.52-884,067.09

Finding the Fourth Proportional to 1,407,204.38, 1,940,879.52 and 884,067.09

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Solution

The fourth proportional to 1,407,204.38, 1,940,879.52 and 884,067.09 is: 1,219,345.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,204.38 : 1,940,879.52 = 884,067.09 : x
  2. Step 2: Convert to fraction form
    1,407,204.38/1,940,879.52 = 884,067.09/x
  3. Step 3: Cross multiply
    1,407,204.38x = 1,940,879.52 × 884,067.09
  4. Step 4: Simplify right side
    1,407,204.38x = 1,715,867,709,287.00
  5. Step 5: Solve for x
    x = 1,715,867,709,287.00/1,407,204.38
  6. Step 6: Final answer
    x = 1,219,345.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.