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Finding the Third Proportional to 1,615,809 and 2,505,372

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Solution

The third proportional to 1,615,809 and 2,505,372 is: 3,884,672.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,809 : 2,505,372 = 2,505,372 : x
  2. Step 2: Convert to fraction form
    1,615,809/2,505,372 = 2,505,372/x
  3. Step 3: Cross multiply
    1,615,809x = 2,505,372 × 2,505,372
  4. Step 4: Simplify right side
    1,615,809x = 6,276,888,858,384
  5. Step 5: Solve for x
    x = 6,276,888,858,384/1,615,809
  6. Step 6: Final answer
    x = 3,884,672.54

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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.