Home / 3,747,681.22-5,171,801.82-2,028,801.74

Finding the Fourth Proportional to 3,747,681.22, 5,171,801.82 and 2,028,801.74

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Solution

The fourth proportional to 3,747,681.22, 5,171,801.82 and 2,028,801.74 is: 2,799,747.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747,681.22 : 5,171,801.82 = 2,028,801.74 : x
  2. Step 2: Convert to fraction form
    3,747,681.22/5,171,801.82 = 2,028,801.74/x
  3. Step 3: Cross multiply
    3,747,681.22x = 5,171,801.82 × 2,028,801.74
  4. Step 4: Simplify right side
    3,747,681.22x = 10,492,560,531,351.17
  5. Step 5: Solve for x
    x = 10,492,560,531,351.17/3,747,681.22
  6. Step 6: Final answer
    x = 2,799,747.34

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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.