Home / 1,208,036.22-1,667,093.31-664,227.60

Finding the Fourth Proportional to 1,208,036.22, 1,667,093.31 and 664,227.60

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Solution

The fourth proportional to 1,208,036.22, 1,667,093.31 and 664,227.60 is: 916,635.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,036.22 : 1,667,093.31 = 664,227.60 : x
  2. Step 2: Convert to fraction form
    1,208,036.22/1,667,093.31 = 664,227.60/x
  3. Step 3: Cross multiply
    1,208,036.22x = 1,667,093.31 × 664,227.60
  4. Step 4: Simplify right side
    1,208,036.22x = 1,107,329,388,277.36
  5. Step 5: Solve for x
    x = 1,107,329,388,277.36/1,208,036.22
  6. Step 6: Final answer
    x = 916,635.92

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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.