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Finding the Third Proportional to 425,380 and 934,620

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Solution

The third proportional to 425,380 and 934,620 is: 2,053,492.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,380 : 934,620 = 934,620 : x
  2. Step 2: Convert to fraction form
    425,380/934,620 = 934,620/x
  3. Step 3: Cross multiply
    425,380x = 934,620 × 934,620
  4. Step 4: Simplify right side
    425,380x = 873,514,544,400
  5. Step 5: Solve for x
    x = 873,514,544,400/425,380
  6. Step 6: Final answer
    x = 2,053,492.28

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.