Home / 1,777,292.66-2,667,021.57-639,959.73

Finding the Fourth Proportional to 1,777,292.66, 2,667,021.57 and 639,959.73

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Solution

The fourth proportional to 1,777,292.66, 2,667,021.57 and 639,959.73 is: 960,329.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,292.66 : 2,667,021.57 = 639,959.73 : x
  2. Step 2: Convert to fraction form
    1,777,292.66/2,667,021.57 = 639,959.73/x
  3. Step 3: Cross multiply
    1,777,292.66x = 2,667,021.57 × 639,959.73
  4. Step 4: Simplify right side
    1,777,292.66x = 1,706,786,403,841.38
  5. Step 5: Solve for x
    x = 1,706,786,403,841.38/1,777,292.66
  6. Step 6: Final answer
    x = 960,329.41

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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.