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Finding the Third Proportional to 1,513,425 and 3,211,338

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Solution

The third proportional to 1,513,425 and 3,211,338 is: 6,814,141.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,425 : 3,211,338 = 3,211,338 : x
  2. Step 2: Convert to fraction form
    1,513,425/3,211,338 = 3,211,338/x
  3. Step 3: Cross multiply
    1,513,425x = 3,211,338 × 3,211,338
  4. Step 4: Simplify right side
    1,513,425x = 10,312,691,750,244
  5. Step 5: Solve for x
    x = 10,312,691,750,244/1,513,425
  6. Step 6: Final answer
    x = 6,814,141.27

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.