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Finding the Third Proportional to 1,271,362.50 and 1,918,867

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Solution

The third proportional to 1,271,362.50 and 1,918,867 is: 2,896,145.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,362.50 : 1,918,867 = 1,918,867 : x
  2. Step 2: Convert to fraction form
    1,271,362.50/1,918,867 = 1,918,867/x
  3. Step 3: Cross multiply
    1,271,362.50x = 1,918,867 × 1,918,867
  4. Step 4: Simplify right side
    1,271,362.50x = 3,682,050,563,689
  5. Step 5: Solve for x
    x = 3,682,050,563,689/1,271,362.50
  6. Step 6: Final answer
    x = 2,896,145.33

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.