Home / 1,012,678.25-2,199,218.88

Finding the Third Proportional to 1,012,678.25 and 2,199,218.88

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Solution

The third proportional to 1,012,678.25 and 2,199,218.88 is: 4,776,012.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,678.25 : 2,199,218.88 = 2,199,218.88 : x
  2. Step 2: Convert to fraction form
    1,012,678.25/2,199,218.88 = 2,199,218.88/x
  3. Step 3: Cross multiply
    1,012,678.25x = 2,199,218.88 × 2,199,218.88
  4. Step 4: Simplify right side
    1,012,678.25x = 4,836,563,660,156.27
  5. Step 5: Solve for x
    x = 4,836,563,660,156.27/1,012,678.25
  6. Step 6: Final answer
    x = 4,776,012.18

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.