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Finding the Third Proportional to 1,167,913 and 2,510,405

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Solution

The third proportional to 1,167,913 and 2,510,405 is: 5,396,063.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,913 : 2,510,405 = 2,510,405 : x
  2. Step 2: Convert to fraction form
    1,167,913/2,510,405 = 2,510,405/x
  3. Step 3: Cross multiply
    1,167,913x = 2,510,405 × 2,510,405
  4. Step 4: Simplify right side
    1,167,913x = 6,302,133,264,025
  5. Step 5: Solve for x
    x = 6,302,133,264,025/1,167,913
  6. Step 6: Final answer
    x = 5,396,063.97

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.