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Finding the Third Proportional to 553,110 and 1,206,333

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Solution

The third proportional to 553,110 and 1,206,333 is: 2,631,012.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,110 : 1,206,333 = 1,206,333 : x
  2. Step 2: Convert to fraction form
    553,110/1,206,333 = 1,206,333/x
  3. Step 3: Cross multiply
    553,110x = 1,206,333 × 1,206,333
  4. Step 4: Simplify right side
    553,110x = 1,455,239,306,889
  5. Step 5: Solve for x
    x = 1,455,239,306,889/553,110
  6. Step 6: Final answer
    x = 2,631,012.47

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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.