Home / 1,027,836.07-1,418,396.58-568,940.78

Finding the Fourth Proportional to 1,027,836.07, 1,418,396.58 and 568,940.78

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Solution

The fourth proportional to 1,027,836.07, 1,418,396.58 and 568,940.78 is: 785,128.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,836.07 : 1,418,396.58 = 568,940.78 : x
  2. Step 2: Convert to fraction form
    1,027,836.07/1,418,396.58 = 568,940.78/x
  3. Step 3: Cross multiply
    1,027,836.07x = 1,418,396.58 × 568,940.78
  4. Step 4: Simplify right side
    1,027,836.07x = 806,983,656,574.53
  5. Step 5: Solve for x
    x = 806,983,656,574.53/1,027,836.07
  6. Step 6: Final answer
    x = 785,128.76

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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.