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Finding the Third Proportional to 1,628,226 and 2,490,691

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Solution

The third proportional to 1,628,226 and 2,490,691 is: 3,810,000.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,226 : 2,490,691 = 2,490,691 : x
  2. Step 2: Convert to fraction form
    1,628,226/2,490,691 = 2,490,691/x
  3. Step 3: Cross multiply
    1,628,226x = 2,490,691 × 2,490,691
  4. Step 4: Simplify right side
    1,628,226x = 6,203,541,657,481
  5. Step 5: Solve for x
    x = 6,203,541,657,481/1,628,226
  6. Step 6: Final answer
    x = 3,810,000.37

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.