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Finding the Third Proportional to 824,371 and 1,789,740.38

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Solution

The third proportional to 824,371 and 1,789,740.38 is: 3,885,593.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,371 : 1,789,740.38 = 1,789,740.38 : x
  2. Step 2: Convert to fraction form
    824,371/1,789,740.38 = 1,789,740.38/x
  3. Step 3: Cross multiply
    824,371x = 1,789,740.38 × 1,789,740.38
  4. Step 4: Simplify right side
    824,371x = 3,203,170,609,905.14
  5. Step 5: Solve for x
    x = 3,203,170,609,905.14/824,371
  6. Step 6: Final answer
    x = 3,885,593.51

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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.