Home / 3,747,639.16-5,171,736.06-2,028,759.22

Finding the Fourth Proportional to 3,747,639.16, 5,171,736.06 and 2,028,759.22

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Solution

The fourth proportional to 3,747,639.16, 5,171,736.06 and 2,028,759.22 is: 2,799,684.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747,639.16 : 5,171,736.06 = 2,028,759.22 : x
  2. Step 2: Convert to fraction form
    3,747,639.16/5,171,736.06 = 2,028,759.22/x
  3. Step 3: Cross multiply
    3,747,639.16x = 5,171,736.06 × 2,028,759.22
  4. Step 4: Simplify right side
    3,747,639.16x = 10,492,207,215,131.47
  5. Step 5: Solve for x
    x = 10,492,207,215,131.47/3,747,639.16
  6. Step 6: Final answer
    x = 2,799,684.49

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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.