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Finding the Third Proportional to 1,373,086.69 and 2,990,277

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Solution

The third proportional to 1,373,086.69 and 2,990,277 is: 6,512,157.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,086.69 : 2,990,277 = 2,990,277 : x
  2. Step 2: Convert to fraction form
    1,373,086.69/2,990,277 = 2,990,277/x
  3. Step 3: Cross multiply
    1,373,086.69x = 2,990,277 × 2,990,277
  4. Step 4: Simplify right side
    1,373,086.69x = 8,941,756,536,729
  5. Step 5: Solve for x
    x = 8,941,756,536,729/1,373,086.69
  6. Step 6: Final answer
    x = 6,512,157.33

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.