Home / 1,204,029.33-1,661,635.13-667,485.33

Finding the Fourth Proportional to 1,204,029.33, 1,661,635.13 and 667,485.33

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Solution

The fourth proportional to 1,204,029.33, 1,661,635.13 and 667,485.33 is: 921,171.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,029.33 : 1,661,635.13 = 667,485.33 : x
  2. Step 2: Convert to fraction form
    1,204,029.33/1,661,635.13 = 667,485.33/x
  3. Step 3: Cross multiply
    1,204,029.33x = 1,661,635.13 × 667,485.33
  4. Step 4: Simplify right side
    1,204,029.33x = 1,109,117,069,750.22
  5. Step 5: Solve for x
    x = 1,109,117,069,750.22/1,204,029.33
  6. Step 6: Final answer
    x = 921,171.14

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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.