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Finding the Fourth Proportional to 3,895,518.89, 5,843,571.91 and 1,162,850.44

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Solution

The fourth proportional to 3,895,518.89, 5,843,571.91 and 1,162,850.44 is: 1,744,363.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895,518.89 : 5,843,571.91 = 1,162,850.44 : x
  2. Step 2: Convert to fraction form
    3,895,518.89/5,843,571.91 = 1,162,850.44/x
  3. Step 3: Cross multiply
    3,895,518.89x = 5,843,571.91 × 1,162,850.44
  4. Step 4: Simplify right side
    3,895,518.89x = 6,795,200,160,900.89
  5. Step 5: Solve for x
    x = 6,795,200,160,900.89/3,895,518.89
  6. Step 6: Final answer
    x = 1,744,363.30

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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.