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Finding the Third Proportional to 822,891 and 1,234,338

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Solution

The third proportional to 822,891 and 1,234,338 is: 1,851,509.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,891 : 1,234,338 = 1,234,338 : x
  2. Step 2: Convert to fraction form
    822,891/1,234,338 = 1,234,338/x
  3. Step 3: Cross multiply
    822,891x = 1,234,338 × 1,234,338
  4. Step 4: Simplify right side
    822,891x = 1,523,590,298,244
  5. Step 5: Solve for x
    x = 1,523,590,298,244/822,891
  6. Step 6: Final answer
    x = 1,851,509.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.