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Finding the Fourth Proportional to 6,394,889.52, 8,824,842.54 and 3,494,217.96

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Solution

The fourth proportional to 6,394,889.52, 8,824,842.54 and 3,494,217.96 is: 4,821,963.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,394,889.52 : 8,824,842.54 = 3,494,217.96 : x
  2. Step 2: Convert to fraction form
    6,394,889.52/8,824,842.54 = 3,494,217.96/x
  3. Step 3: Cross multiply
    6,394,889.52x = 8,824,842.54 × 3,494,217.96
  4. Step 4: Simplify right side
    6,394,889.52x = 30,835,923,297,440.02
  5. Step 5: Solve for x
    x = 30,835,923,297,440.02/6,394,889.52
  6. Step 6: Final answer
    x = 4,821,963.41

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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.