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Finding the Third Proportional to 707,489 and 1,000,134

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Solution

The third proportional to 707,489 and 1,000,134 is: 1,413,828.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,489 : 1,000,134 = 1,000,134 : x
  2. Step 2: Convert to fraction form
    707,489/1,000,134 = 1,000,134/x
  3. Step 3: Cross multiply
    707,489x = 1,000,134 × 1,000,134
  4. Step 4: Simplify right side
    707,489x = 1,000,268,017,956
  5. Step 5: Solve for x
    x = 1,000,268,017,956/707,489
  6. Step 6: Final answer
    x = 1,413,828.37

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.