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Finding the Third Proportional to 571,516 and 1,255,836

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Solution

The third proportional to 571,516 and 1,255,836 is: 2,759,544.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,516 : 1,255,836 = 1,255,836 : x
  2. Step 2: Convert to fraction form
    571,516/1,255,836 = 1,255,836/x
  3. Step 3: Cross multiply
    571,516x = 1,255,836 × 1,255,836
  4. Step 4: Simplify right side
    571,516x = 1,577,124,058,896
  5. Step 5: Solve for x
    x = 1,577,124,058,896/571,516
  6. Step 6: Final answer
    x = 2,759,544.89

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.