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Finding the Fourth Proportional to 2,593,692.75, 3,890,725.73 and 996,255.91

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Solution

The fourth proportional to 2,593,692.75, 3,890,725.73 and 996,255.91 is: 1,494,455.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,593,692.75 : 3,890,725.73 = 996,255.91 : x
  2. Step 2: Convert to fraction form
    2,593,692.75/3,890,725.73 = 996,255.91/x
  3. Step 3: Cross multiply
    2,593,692.75x = 3,890,725.73 × 996,255.91
  4. Step 4: Simplify right side
    2,593,692.75x = 3,876,158,502,701.56
  5. Step 5: Solve for x
    x = 3,876,158,502,701.56/2,593,692.75
  6. Step 6: Final answer
    x = 1,494,455.54

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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.