Home / 1,027,835.07-1,418,395.20-568,939.78

Finding the Fourth Proportional to 1,027,835.07, 1,418,395.20 and 568,939.78

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Solution

The fourth proportional to 1,027,835.07, 1,418,395.20 and 568,939.78 is: 785,127.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,835.07 : 1,418,395.20 = 568,939.78 : x
  2. Step 2: Convert to fraction form
    1,027,835.07/1,418,395.20 = 568,939.78/x
  3. Step 3: Cross multiply
    1,027,835.07x = 1,418,395.20 × 568,939.78
  4. Step 4: Simplify right side
    1,027,835.07x = 806,981,445,949.08
  5. Step 5: Solve for x
    x = 806,981,445,949.08/1,027,835.07
  6. Step 6: Final answer
    x = 785,127.37

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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.