Home / 1,135,993.82-1,703,489.54-425,523.38

Finding the Fourth Proportional to 1,135,993.82, 1,703,489.54 and 425,523.38

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Solution

The fourth proportional to 1,135,993.82, 1,703,489.54 and 425,523.38 is: 638,097.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,993.82 : 1,703,489.54 = 425,523.38 : x
  2. Step 2: Convert to fraction form
    1,135,993.82/1,703,489.54 = 425,523.38/x
  3. Step 3: Cross multiply
    1,135,993.82x = 1,703,489.54 × 425,523.38
  4. Step 4: Simplify right side
    1,135,993.82x = 724,874,616,210.38
  5. Step 5: Solve for x
    x = 724,874,616,210.38/1,135,993.82
  6. Step 6: Final answer
    x = 638,097.33

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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.