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Finding the Third Proportional to 626,281 and 1,395,994

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Solution

The third proportional to 626,281 and 1,395,994 is: 3,111,701.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,281 : 1,395,994 = 1,395,994 : x
  2. Step 2: Convert to fraction form
    626,281/1,395,994 = 1,395,994/x
  3. Step 3: Cross multiply
    626,281x = 1,395,994 × 1,395,994
  4. Step 4: Simplify right side
    626,281x = 1,948,799,248,036
  5. Step 5: Solve for x
    x = 1,948,799,248,036/626,281
  6. Step 6: Final answer
    x = 3,111,701.05

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.