Home / 1,400,314.94-1,932,863.01-819,673.88

Finding the Fourth Proportional to 1,400,314.94, 1,932,863.01 and 819,673.88

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Solution

The fourth proportional to 1,400,314.94, 1,932,863.01 and 819,673.88 is: 1,131,400.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,314.94 : 1,932,863.01 = 819,673.88 : x
  2. Step 2: Convert to fraction form
    1,400,314.94/1,932,863.01 = 819,673.88/x
  3. Step 3: Cross multiply
    1,400,314.94x = 1,932,863.01 × 819,673.88
  4. Step 4: Simplify right side
    1,400,314.94x = 1,584,317,321,049.44
  5. Step 5: Solve for x
    x = 1,584,317,321,049.44/1,400,314.94
  6. Step 6: Final answer
    x = 1,131,400.71

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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.