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Finding the Fourth Proportional to 6,494,249.80, 8,962,144.45 and 3,593,910.54

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Solution

The fourth proportional to 6,494,249.80, 8,962,144.45 and 3,593,910.54 is: 4,959,640.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,494,249.80 : 8,962,144.45 = 3,593,910.54 : x
  2. Step 2: Convert to fraction form
    6,494,249.80/8,962,144.45 = 3,593,910.54/x
  3. Step 3: Cross multiply
    6,494,249.80x = 8,962,144.45 × 3,593,910.54
  4. Step 4: Simplify right side
    6,494,249.80x = 32,209,145,424,480.77
  5. Step 5: Solve for x
    x = 32,209,145,424,480.77/6,494,249.80
  6. Step 6: Final answer
    x = 4,959,640.67

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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.