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Finding the Third Proportional to 1,203,465 and 2,643,135

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Solution

The third proportional to 1,203,465 and 2,643,135 is: 5,805,040.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,465 : 2,643,135 = 2,643,135 : x
  2. Step 2: Convert to fraction form
    1,203,465/2,643,135 = 2,643,135/x
  3. Step 3: Cross multiply
    1,203,465x = 2,643,135 × 2,643,135
  4. Step 4: Simplify right side
    1,203,465x = 6,986,162,628,225
  5. Step 5: Solve for x
    x = 6,986,162,628,225/1,203,465
  6. Step 6: Final answer
    x = 5,805,040.14

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.