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Finding the Fourth Proportional to 2,203,489, 3,305,786.46 and 627,553

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Solution

The fourth proportional to 2,203,489, 3,305,786.46 and 627,553 is: 941,486.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203,489 : 3,305,786.46 = 627,553 : x
  2. Step 2: Convert to fraction form
    2,203,489/3,305,786.46 = 627,553/x
  3. Step 3: Cross multiply
    2,203,489x = 3,305,786.46 × 627,553
  4. Step 4: Simplify right side
    2,203,489x = 2,074,556,210,332.38
  5. Step 5: Solve for x
    x = 2,074,556,210,332.38/2,203,489
  6. Step 6: Final answer
    x = 941,486.98

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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.