Home / 3,240,190.80-4,860,286.20-996,328.80

Finding the Fourth Proportional to 3,240,190.80, 4,860,286.20 and 996,328.80

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Solution

The fourth proportional to 3,240,190.80, 4,860,286.20 and 996,328.80 is: 1,494,493.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,190.80 : 4,860,286.20 = 996,328.80 : x
  2. Step 2: Convert to fraction form
    3,240,190.80/4,860,286.20 = 996,328.80/x
  3. Step 3: Cross multiply
    3,240,190.80x = 4,860,286.20 × 996,328.80
  4. Step 4: Simplify right side
    3,240,190.80x = 4,842,443,117,302.56
  5. Step 5: Solve for x
    x = 4,842,443,117,302.56/3,240,190.80
  6. Step 6: Final answer
    x = 1,494,493.20

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Similar ratio
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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.