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Finding the Third Proportional to 554,760 and 1,135,800

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Solution

The third proportional to 554,760 and 1,135,800 is: 2,325,404.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,760 : 1,135,800 = 1,135,800 : x
  2. Step 2: Convert to fraction form
    554,760/1,135,800 = 1,135,800/x
  3. Step 3: Cross multiply
    554,760x = 1,135,800 × 1,135,800
  4. Step 4: Simplify right side
    554,760x = 1,290,041,640,000
  5. Step 5: Solve for x
    x = 1,290,041,640,000/554,760
  6. Step 6: Final answer
    x = 2,325,404.93

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.