Home / 1,940,791.24-2,906,853.90-1,488,178.36

Finding the Fourth Proportional to 1,940,791.24, 2,906,853.90 and 1,488,178.36

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Solution

The fourth proportional to 1,940,791.24, 2,906,853.90 and 1,488,178.36 is: 2,228,945.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,791.24 : 2,906,853.90 = 1,488,178.36 : x
  2. Step 2: Convert to fraction form
    1,940,791.24/2,906,853.90 = 1,488,178.36/x
  3. Step 3: Cross multiply
    1,940,791.24x = 2,906,853.90 × 1,488,178.36
  4. Step 4: Simplify right side
    1,940,791.24x = 4,325,917,069,661.60
  5. Step 5: Solve for x
    x = 4,325,917,069,661.60/1,940,791.24
  6. Step 6: Final answer
    x = 2,228,945.07

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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.