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Finding the Third Proportional to 633,880.69 and 1,409,491.13

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Solution

The third proportional to 633,880.69 and 1,409,491.13 is: 3,134,131.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,880.69 : 1,409,491.13 = 1,409,491.13 : x
  2. Step 2: Convert to fraction form
    633,880.69/1,409,491.13 = 1,409,491.13/x
  3. Step 3: Cross multiply
    633,880.69x = 1,409,491.13 × 1,409,491.13
  4. Step 4: Simplify right side
    633,880.69x = 1,986,665,231,453.77
  5. Step 5: Solve for x
    x = 1,986,665,231,453.77/633,880.69
  6. Step 6: Final answer
    x = 3,134,131.19

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.