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Finding the Third Proportional to 1,775,206.13 and 3,882,562.88

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Solution

The third proportional to 1,775,206.13 and 3,882,562.88 is: 8,491,574.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,206.13 : 3,882,562.88 = 3,882,562.88 : x
  2. Step 2: Convert to fraction form
    1,775,206.13/3,882,562.88 = 3,882,562.88/x
  3. Step 3: Cross multiply
    1,775,206.13x = 3,882,562.88 × 3,882,562.88
  4. Step 4: Simplify right side
    1,775,206.13x = 15,074,294,478,328.27
  5. Step 5: Solve for x
    x = 15,074,294,478,328.27/1,775,206.13
  6. Step 6: Final answer
    x = 8,491,574.17

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.