Home / 1,418,732.39-1,957,845.35-774,146.94

Finding the Fourth Proportional to 1,418,732.39, 1,957,845.35 and 774,146.94

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Solution

The fourth proportional to 1,418,732.39, 1,957,845.35 and 774,146.94 is: 1,068,319.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,732.39 : 1,957,845.35 = 774,146.94 : x
  2. Step 2: Convert to fraction form
    1,418,732.39/1,957,845.35 = 774,146.94/x
  3. Step 3: Cross multiply
    1,418,732.39x = 1,957,845.35 × 774,146.94
  4. Step 4: Simplify right side
    1,418,732.39x = 1,515,659,986,695.73
  5. Step 5: Solve for x
    x = 1,515,659,986,695.73/1,418,732.39
  6. Step 6: Final answer
    x = 1,068,319.86

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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.