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Finding the Third Proportional to 1,494,112.20 and 3,167,779.14

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Solution

The third proportional to 1,494,112.20 and 3,167,779.14 is: 6,716,245.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,112.20 : 3,167,779.14 = 3,167,779.14 : x
  2. Step 2: Convert to fraction form
    1,494,112.20/3,167,779.14 = 3,167,779.14/x
  3. Step 3: Cross multiply
    1,494,112.20x = 3,167,779.14 × 3,167,779.14
  4. Step 4: Simplify right side
    1,494,112.20x = 10,034,824,678,244.75
  5. Step 5: Solve for x
    x = 10,034,824,678,244.75/1,494,112.20
  6. Step 6: Final answer
    x = 6,716,245.73

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.