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Finding the Fourth Proportional to 5,017,692.94, 6,923,860.88 and 2,782,414.26

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Solution

The fourth proportional to 5,017,692.94, 6,923,860.88 and 2,782,414.26 is: 3,839,423.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017,692.94 : 6,923,860.88 = 2,782,414.26 : x
  2. Step 2: Convert to fraction form
    5,017,692.94/6,923,860.88 = 2,782,414.26/x
  3. Step 3: Cross multiply
    5,017,692.94x = 6,923,860.88 × 2,782,414.26
  4. Step 4: Simplify right side
    5,017,692.94x = 19,265,049,232,856.07
  5. Step 5: Solve for x
    x = 19,265,049,232,856.07/5,017,692.94
  6. Step 6: Final answer
    x = 3,839,423.71

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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.