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Finding the Third Proportional to 1,420,417.13 and 3,040,260.75

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Solution

The third proportional to 1,420,417.13 and 3,040,260.75 is: 6,507,373.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,417.13 : 3,040,260.75 = 3,040,260.75 : x
  2. Step 2: Convert to fraction form
    1,420,417.13/3,040,260.75 = 3,040,260.75/x
  3. Step 3: Cross multiply
    1,420,417.13x = 3,040,260.75 × 3,040,260.75
  4. Step 4: Simplify right side
    1,420,417.13x = 9,243,185,427,990.56
  5. Step 5: Solve for x
    x = 9,243,185,427,990.56/1,420,417.13
  6. Step 6: Final answer
    x = 6,507,373.97

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.