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Finding the Third Proportional to 1,222,785 and 2,681,523

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Solution

The third proportional to 1,222,785 and 2,681,523 is: 5,880,482.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,785 : 2,681,523 = 2,681,523 : x
  2. Step 2: Convert to fraction form
    1,222,785/2,681,523 = 2,681,523/x
  3. Step 3: Cross multiply
    1,222,785x = 2,681,523 × 2,681,523
  4. Step 4: Simplify right side
    1,222,785x = 7,190,565,599,529
  5. Step 5: Solve for x
    x = 7,190,565,599,529/1,222,785
  6. Step 6: Final answer
    x = 5,880,482.34

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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.