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Finding the Third Proportional to 908,108 and 1,926,911

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Solution

The third proportional to 908,108 and 1,926,911 is: 4,088,705.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,108 : 1,926,911 = 1,926,911 : x
  2. Step 2: Convert to fraction form
    908,108/1,926,911 = 1,926,911/x
  3. Step 3: Cross multiply
    908,108x = 1,926,911 × 1,926,911
  4. Step 4: Simplify right side
    908,108x = 3,712,986,001,921
  5. Step 5: Solve for x
    x = 3,712,986,001,921/908,108
  6. Step 6: Final answer
    x = 4,088,705.31

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.