Home / 971,706.75-1,340,951.85-541,986.57

Finding the Fourth Proportional to 971,706.75, 1,340,951.85 and 541,986.57

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Solution

The fourth proportional to 971,706.75, 1,340,951.85 and 541,986.57 is: 747,939.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,706.75 : 1,340,951.85 = 541,986.57 : x
  2. Step 2: Convert to fraction form
    971,706.75/1,340,951.85 = 541,986.57/x
  3. Step 3: Cross multiply
    971,706.75x = 1,340,951.85 × 541,986.57
  4. Step 4: Simplify right side
    971,706.75x = 726,777,893,716.66
  5. Step 5: Solve for x
    x = 726,777,893,716.66/971,706.75
  6. Step 6: Final answer
    x = 747,939.53

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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.