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Finding the Third Proportional to 3,780,776.25 and 5,811,314.63

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Solution

The third proportional to 3,780,776.25 and 5,811,314.63 is: 8,932,392.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,776.25 : 5,811,314.63 = 5,811,314.63 : x
  2. Step 2: Convert to fraction form
    3,780,776.25/5,811,314.63 = 5,811,314.63/x
  3. Step 3: Cross multiply
    3,780,776.25x = 5,811,314.63 × 5,811,314.63
  4. Step 4: Simplify right side
    3,780,776.25x = 33,771,377,670,738.89
  5. Step 5: Solve for x
    x = 33,771,377,670,738.89/3,780,776.25
  6. Step 6: Final answer
    x = 8,932,392.57

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.