Home / 1,500,865.88-2,211,657.75

Finding the Third Proportional to 1,500,865.88 and 2,211,657.75

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Solution

The third proportional to 1,500,865.88 and 2,211,657.75 is: 3,259,072.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,865.88 : 2,211,657.75 = 2,211,657.75 : x
  2. Step 2: Convert to fraction form
    1,500,865.88/2,211,657.75 = 2,211,657.75/x
  3. Step 3: Cross multiply
    1,500,865.88x = 2,211,657.75 × 2,211,657.75
  4. Step 4: Simplify right side
    1,500,865.88x = 4,891,430,003,135.06
  5. Step 5: Solve for x
    x = 4,891,430,003,135.06/1,500,865.88
  6. Step 6: Final answer
    x = 3,259,072.04

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.