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Finding the Third Proportional to 1,695,661.50 and 3,685,839

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Solution

The third proportional to 1,695,661.50 and 3,685,839 is: 8,011,863.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,661.50 : 3,685,839 = 3,685,839 : x
  2. Step 2: Convert to fraction form
    1,695,661.50/3,685,839 = 3,685,839/x
  3. Step 3: Cross multiply
    1,695,661.50x = 3,685,839 × 3,685,839
  4. Step 4: Simplify right side
    1,695,661.50x = 13,585,409,133,921
  5. Step 5: Solve for x
    x = 13,585,409,133,921/1,695,661.50
  6. Step 6: Final answer
    x = 8,011,863.89

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.