Home / 1,055,022.38-1,455,932.32-571,587.54

Finding the Fourth Proportional to 1,055,022.38, 1,455,932.32 and 571,587.54

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Solution

The fourth proportional to 1,055,022.38, 1,455,932.32 and 571,587.54 is: 788,791.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,022.38 : 1,455,932.32 = 571,587.54 : x
  2. Step 2: Convert to fraction form
    1,055,022.38/1,455,932.32 = 571,587.54/x
  3. Step 3: Cross multiply
    1,055,022.38x = 1,455,932.32 × 571,587.54
  4. Step 4: Simplify right side
    1,055,022.38x = 832,192,781,806.19
  5. Step 5: Solve for x
    x = 832,192,781,806.19/1,055,022.38
  6. Step 6: Final answer
    x = 788,791.59

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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.