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Finding the Third Proportional to 912,638.50 and 1,418,737

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Solution

The third proportional to 912,638.50 and 1,418,737 is: 2,205,489.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,638.50 : 1,418,737 = 1,418,737 : x
  2. Step 2: Convert to fraction form
    912,638.50/1,418,737 = 1,418,737/x
  3. Step 3: Cross multiply
    912,638.50x = 1,418,737 × 1,418,737
  4. Step 4: Simplify right side
    912,638.50x = 2,012,814,675,169
  5. Step 5: Solve for x
    x = 2,012,814,675,169/912,638.50
  6. Step 6: Final answer
    x = 2,205,489.55

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.