Home / 1,081,202.76-1,491,732.36-754,507.08

Finding the Fourth Proportional to 1,081,202.76, 1,491,732.36 and 754,507.08

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Solution

The fourth proportional to 1,081,202.76, 1,491,732.36 and 754,507.08 is: 1,040,991.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,202.76 : 1,491,732.36 = 754,507.08 : x
  2. Step 2: Convert to fraction form
    1,081,202.76/1,491,732.36 = 754,507.08/x
  3. Step 3: Cross multiply
    1,081,202.76x = 1,491,732.36 × 754,507.08
  4. Step 4: Simplify right side
    1,081,202.76x = 1,125,522,627,085.11
  5. Step 5: Solve for x
    x = 1,125,522,627,085.11/1,081,202.76
  6. Step 6: Final answer
    x = 1,040,991.26

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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.