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Finding the Third Proportional to 426,597 and 905,682

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Solution

The third proportional to 426,597 and 905,682 is: 1,922,798.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,597 : 905,682 = 905,682 : x
  2. Step 2: Convert to fraction form
    426,597/905,682 = 905,682/x
  3. Step 3: Cross multiply
    426,597x = 905,682 × 905,682
  4. Step 4: Simplify right side
    426,597x = 820,259,885,124
  5. Step 5: Solve for x
    x = 820,259,885,124/426,597
  6. Step 6: Final answer
    x = 1,922,798.06

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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.