Home / 3,747,621.16-5,171,711.25-2,028,741.22

Finding the Fourth Proportional to 3,747,621.16, 5,171,711.25 and 2,028,741.22

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Solution

The fourth proportional to 3,747,621.16, 5,171,711.25 and 2,028,741.22 is: 2,799,659.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747,621.16 : 5,171,711.25 = 2,028,741.22 : x
  2. Step 2: Convert to fraction form
    3,747,621.16/5,171,711.25 = 2,028,741.22/x
  3. Step 3: Cross multiply
    3,747,621.16x = 5,171,711.25 × 2,028,741.22
  4. Step 4: Simplify right side
    3,747,621.16x = 10,492,063,790,812.72
  5. Step 5: Solve for x
    x = 10,492,063,790,812.72/3,747,621.16
  6. Step 6: Final answer
    x = 2,799,659.66

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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.