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Finding the Third Proportional to 1,367,276.63 and 2,980,577.25

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Solution

The third proportional to 1,367,276.63 and 2,980,577.25 is: 6,497,471.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,276.63 : 2,980,577.25 = 2,980,577.25 : x
  2. Step 2: Convert to fraction form
    1,367,276.63/2,980,577.25 = 2,980,577.25/x
  3. Step 3: Cross multiply
    1,367,276.63x = 2,980,577.25 × 2,980,577.25
  4. Step 4: Simplify right side
    1,367,276.63x = 8,883,840,743,217.56
  5. Step 5: Solve for x
    x = 8,883,840,743,217.56/1,367,276.63
  6. Step 6: Final answer
    x = 6,497,471.38

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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.