Home / 1,165,328.82-1,608,394.05-682,147.62

Finding the Fourth Proportional to 1,165,328.82, 1,608,394.05 and 682,147.62

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Solution

The fourth proportional to 1,165,328.82, 1,608,394.05 and 682,147.62 is: 941,504.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,328.82 : 1,608,394.05 = 682,147.62 : x
  2. Step 2: Convert to fraction form
    1,165,328.82/1,608,394.05 = 682,147.62/x
  3. Step 3: Cross multiply
    1,165,328.82x = 1,608,394.05 × 682,147.62
  4. Step 4: Simplify right side
    1,165,328.82x = 1,097,162,173,229.66
  5. Step 5: Solve for x
    x = 1,097,162,173,229.66/1,165,328.82
  6. Step 6: Final answer
    x = 941,504.37

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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.