Home / 3,747,704.90-5,171,789.86-2,028,787.70

Finding the Fourth Proportional to 3,747,704.90, 5,171,789.86 and 2,028,787.70

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Solution

The fourth proportional to 3,747,704.90, 5,171,789.86 and 2,028,787.70 is: 2,799,703.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747,704.90 : 5,171,789.86 = 2,028,787.70 : x
  2. Step 2: Convert to fraction form
    3,747,704.90/5,171,789.86 = 2,028,787.70/x
  3. Step 3: Cross multiply
    3,747,704.90x = 5,171,789.86 × 2,028,787.70
  4. Step 4: Simplify right side
    3,747,704.90x = 10,492,463,624,021.80
  5. Step 5: Solve for x
    x = 10,492,463,624,021.80/3,747,704.90
  6. Step 6: Final answer
    x = 2,799,703.80

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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.