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Finding the Fourth Proportional to 4,886,692.52, 6,743,636.46 and 2,711,230.47

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Solution

The fourth proportional to 4,886,692.52, 6,743,636.46 and 2,711,230.47 is: 3,741,498.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886,692.52 : 6,743,636.46 = 2,711,230.47 : x
  2. Step 2: Convert to fraction form
    4,886,692.52/6,743,636.46 = 2,711,230.47/x
  3. Step 3: Cross multiply
    4,886,692.52x = 6,743,636.46 × 2,711,230.47
  4. Step 4: Simplify right side
    4,886,692.52x = 18,283,552,648,954.94
  5. Step 5: Solve for x
    x = 18,283,552,648,954.94/4,886,692.52
  6. Step 6: Final answer
    x = 3,741,498.49

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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.