Home / 1,169,979.72-1,613,010.69-929,059.80

Finding the Fourth Proportional to 1,169,979.72, 1,613,010.69 and 929,059.80

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Solution

The fourth proportional to 1,169,979.72, 1,613,010.69 and 929,059.80 is: 1,280,862.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,979.72 : 1,613,010.69 = 929,059.80 : x
  2. Step 2: Convert to fraction form
    1,169,979.72/1,613,010.69 = 929,059.80/x
  3. Step 3: Cross multiply
    1,169,979.72x = 1,613,010.69 × 929,059.80
  4. Step 4: Simplify right side
    1,169,979.72x = 1,498,583,389,049.26
  5. Step 5: Solve for x
    x = 1,498,583,389,049.26/1,169,979.72
  6. Step 6: Final answer
    x = 1,280,862.71

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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.