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Finding the Third Proportional to 3,140,434 and 4,980,975

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Solution

The third proportional to 3,140,434 and 4,980,975 is: 7,900,217.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,434 : 4,980,975 = 4,980,975 : x
  2. Step 2: Convert to fraction form
    3,140,434/4,980,975 = 4,980,975/x
  3. Step 3: Cross multiply
    3,140,434x = 4,980,975 × 4,980,975
  4. Step 4: Simplify right side
    3,140,434x = 24,810,111,950,625
  5. Step 5: Solve for x
    x = 24,810,111,950,625/3,140,434
  6. Step 6: Final answer
    x = 7,900,217.60

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.