Home / 3,105,138.24-4,285,046.88-1,747,008

Finding the Fourth Proportional to 3,105,138.24, 4,285,046.88 and 1,747,008

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Solution

The fourth proportional to 3,105,138.24, 4,285,046.88 and 1,747,008 is: 2,410,846.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,105,138.24 : 4,285,046.88 = 1,747,008 : x
  2. Step 2: Convert to fraction form
    3,105,138.24/4,285,046.88 = 1,747,008/x
  3. Step 3: Cross multiply
    3,105,138.24x = 4,285,046.88 × 1,747,008
  4. Step 4: Simplify right side
    3,105,138.24x = 7,486,011,179,735.04
  5. Step 5: Solve for x
    x = 7,486,011,179,735.04/3,105,138.24
  6. Step 6: Final answer
    x = 2,410,846.35

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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.