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Finding the Third Proportional to 618,283.13 and 1,302,986.25

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Solution

The third proportional to 618,283.13 and 1,302,986.25 is: 2,745,947.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,283.13 : 1,302,986.25 = 1,302,986.25 : x
  2. Step 2: Convert to fraction form
    618,283.13/1,302,986.25 = 1,302,986.25/x
  3. Step 3: Cross multiply
    618,283.13x = 1,302,986.25 × 1,302,986.25
  4. Step 4: Simplify right side
    618,283.13x = 1,697,773,167,689.06
  5. Step 5: Solve for x
    x = 1,697,773,167,689.06/618,283.13
  6. Step 6: Final answer
    x = 2,745,947.77

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.