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Finding the Third Proportional to 1,202,113 and 1,872,101

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Solution

The third proportional to 1,202,113 and 1,872,101 is: 2,915,501.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,113 : 1,872,101 = 1,872,101 : x
  2. Step 2: Convert to fraction form
    1,202,113/1,872,101 = 1,872,101/x
  3. Step 3: Cross multiply
    1,202,113x = 1,872,101 × 1,872,101
  4. Step 4: Simplify right side
    1,202,113x = 3,504,762,154,201
  5. Step 5: Solve for x
    x = 3,504,762,154,201/1,202,113
  6. Step 6: Final answer
    x = 2,915,501.42

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.