Home / 1,368,470.60-1,888,324.60-756,540.71

Finding the Fourth Proportional to 1,368,470.60, 1,888,324.60 and 756,540.71

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Solution

The fourth proportional to 1,368,470.60, 1,888,324.60 and 756,540.71 is: 1,043,935.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,470.60 : 1,888,324.60 = 756,540.71 : x
  2. Step 2: Convert to fraction form
    1,368,470.60/1,888,324.60 = 756,540.71/x
  3. Step 3: Cross multiply
    1,368,470.60x = 1,888,324.60 × 756,540.71
  4. Step 4: Simplify right side
    1,368,470.60x = 1,428,594,430,761.22
  5. Step 5: Solve for x
    x = 1,428,594,430,761.22/1,368,470.60
  6. Step 6: Final answer
    x = 1,043,935.06

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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.