Home / 1,515,994.50-2,217,561.75

Finding the Third Proportional to 1,515,994.50 and 2,217,561.75

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Solution

The third proportional to 1,515,994.50 and 2,217,561.75 is: 3,243,798.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,994.50 : 2,217,561.75 = 2,217,561.75 : x
  2. Step 2: Convert to fraction form
    1,515,994.50/2,217,561.75 = 2,217,561.75/x
  3. Step 3: Cross multiply
    1,515,994.50x = 2,217,561.75 × 2,217,561.75
  4. Step 4: Simplify right side
    1,515,994.50x = 4,917,580,115,063.06
  5. Step 5: Solve for x
    x = 4,917,580,115,063.06/1,515,994.50
  6. Step 6: Final answer
    x = 3,243,798.12

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.