Home / 2,720,969.91-4,082,045.31-827,662.14

Finding the Fourth Proportional to 2,720,969.91, 4,082,045.31 and 827,662.14

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Solution

The fourth proportional to 2,720,969.91, 4,082,045.31 and 827,662.14 is: 1,241,672.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,969.91 : 4,082,045.31 = 827,662.14 : x
  2. Step 2: Convert to fraction form
    2,720,969.91/4,082,045.31 = 827,662.14/x
  3. Step 3: Cross multiply
    2,720,969.91x = 4,082,045.31 × 827,662.14
  4. Step 4: Simplify right side
    2,720,969.91x = 3,378,554,356,851.56
  5. Step 5: Solve for x
    x = 3,378,554,356,851.56/2,720,969.91
  6. Step 6: Final answer
    x = 1,241,672.81

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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.