Home / 1,179,780.19-2,556,382.78

Finding the Third Proportional to 1,179,780.19 and 2,556,382.78

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Solution

The third proportional to 1,179,780.19 and 2,556,382.78 is: 5,539,246.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,780.19 : 2,556,382.78 = 2,556,382.78 : x
  2. Step 2: Convert to fraction form
    1,179,780.19/2,556,382.78 = 2,556,382.78/x
  3. Step 3: Cross multiply
    1,179,780.19x = 2,556,382.78 × 2,556,382.78
  4. Step 4: Simplify right side
    1,179,780.19x = 6,535,092,924,271.49
  5. Step 5: Solve for x
    x = 6,535,092,924,271.49/1,179,780.19
  6. Step 6: Final answer
    x = 5,539,246.20

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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.