Home / 1,091,573.28-1,629,684.80-834,058.12

Finding the Fourth Proportional to 1,091,573.28, 1,629,684.80 and 834,058.12

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Solution

The fourth proportional to 1,091,573.28, 1,629,684.80 and 834,058.12 is: 1,245,222.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,573.28 : 1,629,684.80 = 834,058.12 : x
  2. Step 2: Convert to fraction form
    1,091,573.28/1,629,684.80 = 834,058.12/x
  3. Step 3: Cross multiply
    1,091,573.28x = 1,629,684.80 × 834,058.12
  4. Step 4: Simplify right side
    1,091,573.28x = 1,359,251,840,480.58
  5. Step 5: Solve for x
    x = 1,359,251,840,480.58/1,091,573.28
  6. Step 6: Final answer
    x = 1,245,222.71

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.