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Finding the Third Proportional to 1,135,730 and 2,501,905

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Solution

The third proportional to 1,135,730 and 2,501,905 is: 5,511,458.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,730 : 2,501,905 = 2,501,905 : x
  2. Step 2: Convert to fraction form
    1,135,730/2,501,905 = 2,501,905/x
  3. Step 3: Cross multiply
    1,135,730x = 2,501,905 × 2,501,905
  4. Step 4: Simplify right side
    1,135,730x = 6,259,528,629,025
  5. Step 5: Solve for x
    x = 6,259,528,629,025/1,135,730
  6. Step 6: Final answer
    x = 5,511,458.38

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.