Home / 1,331,060.74-1,836,822.81-758,182.66

Finding the Fourth Proportional to 1,331,060.74, 1,836,822.81 and 758,182.66

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Solution

The fourth proportional to 1,331,060.74, 1,836,822.81 and 758,182.66 is: 1,046,268.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,060.74 : 1,836,822.81 = 758,182.66 : x
  2. Step 2: Convert to fraction form
    1,331,060.74/1,836,822.81 = 758,182.66/x
  3. Step 3: Cross multiply
    1,331,060.74x = 1,836,822.81 × 758,182.66
  4. Step 4: Simplify right side
    1,331,060.74x = 1,392,647,204,034.47
  5. Step 5: Solve for x
    x = 1,392,647,204,034.47/1,331,060.74
  6. Step 6: Final answer
    x = 1,046,268.71

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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.