Home / 1,899,942.94-2,851,412.17-702,207.78

Finding the Fourth Proportional to 1,899,942.94, 2,851,412.17 and 702,207.78

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Solution

The fourth proportional to 1,899,942.94, 2,851,412.17 and 702,207.78 is: 1,053,865.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,942.94 : 2,851,412.17 = 702,207.78 : x
  2. Step 2: Convert to fraction form
    1,899,942.94/2,851,412.17 = 702,207.78/x
  3. Step 3: Cross multiply
    1,899,942.94x = 2,851,412.17 × 702,207.78
  4. Step 4: Simplify right side
    1,899,942.94x = 2,002,283,809,760.68
  5. Step 5: Solve for x
    x = 2,002,283,809,760.68/1,899,942.94
  6. Step 6: Final answer
    x = 1,053,865.23

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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.