Home / 1,055,906.82-1,458,353.97-715,784.58

Finding the Fourth Proportional to 1,055,906.82, 1,458,353.97 and 715,784.58

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Solution

The fourth proportional to 1,055,906.82, 1,458,353.97 and 715,784.58 is: 988,597.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,906.82 : 1,458,353.97 = 715,784.58 : x
  2. Step 2: Convert to fraction form
    1,055,906.82/1,458,353.97 = 715,784.58/x
  3. Step 3: Cross multiply
    1,055,906.82x = 1,458,353.97 × 715,784.58
  4. Step 4: Simplify right side
    1,055,906.82x = 1,043,867,283,907.78
  5. Step 5: Solve for x
    x = 1,043,867,283,907.78/1,055,906.82
  6. Step 6: Final answer
    x = 988,597.92

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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.