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Finding the Third Proportional to 4,108,487 and 6,387,000

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Solution

The third proportional to 4,108,487 and 6,387,000 is: 9,929,146.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108,487 : 6,387,000 = 6,387,000 : x
  2. Step 2: Convert to fraction form
    4,108,487/6,387,000 = 6,387,000/x
  3. Step 3: Cross multiply
    4,108,487x = 6,387,000 × 6,387,000
  4. Step 4: Simplify right side
    4,108,487x = 40,793,769,000,000
  5. Step 5: Solve for x
    x = 40,793,769,000,000/4,108,487
  6. Step 6: Final answer
    x = 9,929,146.42

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