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Finding the Third Proportional to 1,569,691 and 3,390,278

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Solution

The third proportional to 1,569,691 and 3,390,278 is: 7,322,450.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,691 : 3,390,278 = 3,390,278 : x
  2. Step 2: Convert to fraction form
    1,569,691/3,390,278 = 3,390,278/x
  3. Step 3: Cross multiply
    1,569,691x = 3,390,278 × 3,390,278
  4. Step 4: Simplify right side
    1,569,691x = 11,493,984,917,284
  5. Step 5: Solve for x
    x = 11,493,984,917,284/1,569,691
  6. Step 6: Final answer
    x = 7,322,450.67

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.