Home / 3,747,680.85-5,171,801.30-2,028,801.36

Finding the Fourth Proportional to 3,747,680.85, 5,171,801.30 and 2,028,801.36

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Solution

The fourth proportional to 3,747,680.85, 5,171,801.30 and 2,028,801.36 is: 2,799,746.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747,680.85 : 5,171,801.30 = 2,028,801.36 : x
  2. Step 2: Convert to fraction form
    3,747,680.85/5,171,801.30 = 2,028,801.36/x
  3. Step 3: Cross multiply
    3,747,680.85x = 5,171,801.30 × 2,028,801.36
  4. Step 4: Simplify right side
    3,747,680.85x = 10,492,557,511,089.77
  5. Step 5: Solve for x
    x = 10,492,557,511,089.77/3,747,680.85
  6. Step 6: Final answer
    x = 2,799,746.81

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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.