Home / 3,747,684.72-5,171,806.66-2,028,805.26

Finding the Fourth Proportional to 3,747,684.72, 5,171,806.66 and 2,028,805.26

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Solution

The fourth proportional to 3,747,684.72, 5,171,806.66 and 2,028,805.26 is: 2,799,752.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747,684.72 : 5,171,806.66 = 2,028,805.26 : x
  2. Step 2: Convert to fraction form
    3,747,684.72/5,171,806.66 = 2,028,805.26/x
  3. Step 3: Cross multiply
    3,747,684.72x = 5,171,806.66 × 2,028,805.26
  4. Step 4: Simplify right side
    3,747,684.72x = 10,492,588,555,511.03
  5. Step 5: Solve for x
    x = 10,492,588,555,511.03/3,747,684.72
  6. Step 6: Final answer
    x = 2,799,752.20

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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.