Home / 3,277,915.20-4,521,914.88-2,190,453.76

Finding the Fourth Proportional to 3,277,915.20, 4,521,914.88 and 2,190,453.76

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Solution

The fourth proportional to 3,277,915.20, 4,521,914.88 and 2,190,453.76 is: 3,021,751.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277,915.20 : 4,521,914.88 = 2,190,453.76 : x
  2. Step 2: Convert to fraction form
    3,277,915.20/4,521,914.88 = 2,190,453.76/x
  3. Step 3: Cross multiply
    3,277,915.20x = 4,521,914.88 × 2,190,453.76
  4. Step 4: Simplify right side
    3,277,915.20x = 9,905,045,451,295.95
  5. Step 5: Solve for x
    x = 9,905,045,451,295.95/3,277,915.20
  6. Step 6: Final answer
    x = 3,021,751.59

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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.