Home / 1,204,403.06-1,662,076.24-667,859.06

Finding the Fourth Proportional to 1,204,403.06, 1,662,076.24 and 667,859.06

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Solution

The fourth proportional to 1,204,403.06, 1,662,076.24 and 667,859.06 is: 921,645.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,403.06 : 1,662,076.24 = 667,859.06 : x
  2. Step 2: Convert to fraction form
    1,204,403.06/1,662,076.24 = 667,859.06/x
  3. Step 3: Cross multiply
    1,204,403.06x = 1,662,076.24 × 667,859.06
  4. Step 4: Simplify right side
    1,204,403.06x = 1,110,032,677,780.28
  5. Step 5: Solve for x
    x = 1,110,032,677,780.28/1,204,403.06
  6. Step 6: Final answer
    x = 921,645.51

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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.