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Finding the Third Proportional to 1,339,891.50 and 2,920,695

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Solution

The third proportional to 1,339,891.50 and 2,920,695 is: 6,366,529.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,891.50 : 2,920,695 = 2,920,695 : x
  2. Step 2: Convert to fraction form
    1,339,891.50/2,920,695 = 2,920,695/x
  3. Step 3: Cross multiply
    1,339,891.50x = 2,920,695 × 2,920,695
  4. Step 4: Simplify right side
    1,339,891.50x = 8,530,459,283,025
  5. Step 5: Solve for x
    x = 8,530,459,283,025/1,339,891.50
  6. Step 6: Final answer
    x = 6,366,529.89

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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.