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Finding the Third Proportional to 607,873 and 1,322,778

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Solution

The third proportional to 607,873 and 1,322,778 is: 2,878,465.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,873 : 1,322,778 = 1,322,778 : x
  2. Step 2: Convert to fraction form
    607,873/1,322,778 = 1,322,778/x
  3. Step 3: Cross multiply
    607,873x = 1,322,778 × 1,322,778
  4. Step 4: Simplify right side
    607,873x = 1,749,741,637,284
  5. Step 5: Solve for x
    x = 1,749,741,637,284/607,873
  6. Step 6: Final answer
    x = 2,878,465.79

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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.