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Finding the Fourth Proportional to 2,982,733.36, 4,474,358.36 and 823,759.28

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Solution

The fourth proportional to 2,982,733.36, 4,474,358.36 and 823,759.28 is: 1,235,710.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982,733.36 : 4,474,358.36 = 823,759.28 : x
  2. Step 2: Convert to fraction form
    2,982,733.36/4,474,358.36 = 823,759.28/x
  3. Step 3: Cross multiply
    2,982,733.36x = 4,474,358.36 × 823,759.28
  4. Step 4: Simplify right side
    2,982,733.36x = 3,685,794,221,095.58
  5. Step 5: Solve for x
    x = 3,685,794,221,095.58/2,982,733.36
  6. Step 6: Final answer
    x = 1,235,710.26

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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.