Home / 1,206,717.88-1,810,839.30-674,588.38

Finding the Fourth Proportional to 1,206,717.88, 1,810,839.30 and 674,588.38

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Solution

The fourth proportional to 1,206,717.88, 1,810,839.30 and 674,588.38 is: 1,012,308.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,717.88 : 1,810,839.30 = 674,588.38 : x
  2. Step 2: Convert to fraction form
    1,206,717.88/1,810,839.30 = 674,588.38/x
  3. Step 3: Cross multiply
    1,206,717.88x = 1,810,839.30 × 674,588.38
  4. Step 4: Simplify right side
    1,206,717.88x = 1,221,571,149,827.33
  5. Step 5: Solve for x
    x = 1,221,571,149,827.33/1,206,717.88
  6. Step 6: Final answer
    x = 1,012,308.82

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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.