Home / 1,259,178.94-1,737,469.74-707,785.48

Finding the Fourth Proportional to 1,259,178.94, 1,737,469.74 and 707,785.48

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Solution

The fourth proportional to 1,259,178.94, 1,737,469.74 and 707,785.48 is: 976,633.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,178.94 : 1,737,469.74 = 707,785.48 : x
  2. Step 2: Convert to fraction form
    1,259,178.94/1,737,469.74 = 707,785.48/x
  3. Step 3: Cross multiply
    1,259,178.94x = 1,737,469.74 × 707,785.48
  4. Step 4: Simplify right side
    1,259,178.94x = 1,229,755,853,911.38
  5. Step 5: Solve for x
    x = 1,229,755,853,911.38/1,259,178.94
  6. Step 6: Final answer
    x = 976,633.12

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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.