Home / 1,143,976.56-1,715,974.67-291,049.17

Finding the Fourth Proportional to 1,143,976.56, 1,715,974.67 and 291,049.17

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Solution

The fourth proportional to 1,143,976.56, 1,715,974.67 and 291,049.17 is: 436,576.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,976.56 : 1,715,974.67 = 291,049.17 : x
  2. Step 2: Convert to fraction form
    1,143,976.56/1,715,974.67 = 291,049.17/x
  3. Step 3: Cross multiply
    1,143,976.56x = 1,715,974.67 × 291,049.17
  4. Step 4: Simplify right side
    1,143,976.56x = 499,433,003,444.52
  5. Step 5: Solve for x
    x = 499,433,003,444.52/1,143,976.56
  6. Step 6: Final answer
    x = 436,576.26

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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.