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Finding the Third Proportional to 1,668,022.88 and 3,641,904

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Solution

The third proportional to 1,668,022.88 and 3,641,904 is: 7,951,608.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,022.88 : 3,641,904 = 3,641,904 : x
  2. Step 2: Convert to fraction form
    1,668,022.88/3,641,904 = 3,641,904/x
  3. Step 3: Cross multiply
    1,668,022.88x = 3,641,904 × 3,641,904
  4. Step 4: Simplify right side
    1,668,022.88x = 13,263,464,745,216
  5. Step 5: Solve for x
    x = 13,263,464,745,216/1,668,022.88
  6. Step 6: Final answer
    x = 7,951,608.42

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.