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Finding the Third Proportional to 571,828 and 1,243,255

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Solution

The third proportional to 571,828 and 1,243,255 is: 2,703,055.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,828 : 1,243,255 = 1,243,255 : x
  2. Step 2: Convert to fraction form
    571,828/1,243,255 = 1,243,255/x
  3. Step 3: Cross multiply
    571,828x = 1,243,255 × 1,243,255
  4. Step 4: Simplify right side
    571,828x = 1,545,682,995,025
  5. Step 5: Solve for x
    x = 1,545,682,995,025/571,828
  6. Step 6: Final answer
    x = 2,703,055.81

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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.