Home / 1,718,540.38-2,573,885.97-820,614.22

Finding the Fourth Proportional to 1,718,540.38, 2,573,885.97 and 820,614.22

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Solution

The fourth proportional to 1,718,540.38, 2,573,885.97 and 820,614.22 is: 1,229,047.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,540.38 : 2,573,885.97 = 820,614.22 : x
  2. Step 2: Convert to fraction form
    1,718,540.38/2,573,885.97 = 820,614.22/x
  3. Step 3: Cross multiply
    1,718,540.38x = 2,573,885.97 × 820,614.22
  4. Step 4: Simplify right side
    1,718,540.38x = 2,112,167,427,640.49
  5. Step 5: Solve for x
    x = 2,112,167,427,640.49/1,718,540.38
  6. Step 6: Final answer
    x = 1,229,047.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.