Home / 1,195,858.08-1,650,221.57-679,542.89

Finding the Fourth Proportional to 1,195,858.08, 1,650,221.57 and 679,542.89

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Solution

The fourth proportional to 1,195,858.08, 1,650,221.57 and 679,542.89 is: 937,733.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,858.08 : 1,650,221.57 = 679,542.89 : x
  2. Step 2: Convert to fraction form
    1,195,858.08/1,650,221.57 = 679,542.89/x
  3. Step 3: Cross multiply
    1,195,858.08x = 1,650,221.57 × 679,542.89
  4. Step 4: Simplify right side
    1,195,858.08x = 1,121,396,328,265.89
  5. Step 5: Solve for x
    x = 1,121,396,328,265.89/1,195,858.08
  6. Step 6: Final answer
    x = 937,733.62

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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.