Home / 1,149,382.33-1,721,416.07-1,109,524.25

Finding the Fourth Proportional to 1,149,382.33, 1,721,416.07 and 1,109,524.25

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Solution

The fourth proportional to 1,149,382.33, 1,721,416.07 and 1,109,524.25 is: 1,661,721.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,382.33 : 1,721,416.07 = 1,109,524.25 : x
  2. Step 2: Convert to fraction form
    1,149,382.33/1,721,416.07 = 1,109,524.25/x
  3. Step 3: Cross multiply
    1,149,382.33x = 1,721,416.07 × 1,109,524.25
  4. Step 4: Simplify right side
    1,149,382.33x = 1,909,952,881,082.05
  5. Step 5: Solve for x
    x = 1,909,952,881,082.05/1,149,382.33
  6. Step 6: Final answer
    x = 1,661,721.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.