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Finding the Third Proportional to 1,964,109.50 and 4,228,396

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Solution

The third proportional to 1,964,109.50 and 4,228,396 is: 9,103,022.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,109.50 : 4,228,396 = 4,228,396 : x
  2. Step 2: Convert to fraction form
    1,964,109.50/4,228,396 = 4,228,396/x
  3. Step 3: Cross multiply
    1,964,109.50x = 4,228,396 × 4,228,396
  4. Step 4: Simplify right side
    1,964,109.50x = 17,879,332,732,816
  5. Step 5: Solve for x
    x = 17,879,332,732,816/1,964,109.50
  6. Step 6: Final answer
    x = 9,103,022.38

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.