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Finding the Third Proportional to 630,936 and 1,376,055

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Solution

The third proportional to 630,936 and 1,376,055 is: 3,001,140.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,936 : 1,376,055 = 1,376,055 : x
  2. Step 2: Convert to fraction form
    630,936/1,376,055 = 1,376,055/x
  3. Step 3: Cross multiply
    630,936x = 1,376,055 × 1,376,055
  4. Step 4: Simplify right side
    630,936x = 1,893,527,363,025
  5. Step 5: Solve for x
    x = 1,893,527,363,025/630,936
  6. Step 6: Final answer
    x = 3,001,140.15

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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.