Home / 1,970,181.38-2,718,853.88-1,110,739.56

Finding the Fourth Proportional to 1,970,181.38, 2,718,853.88 and 1,110,739.56

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Solution

The fourth proportional to 1,970,181.38, 2,718,853.88 and 1,110,739.56 is: 1,532,822.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,181.38 : 2,718,853.88 = 1,110,739.56 : x
  2. Step 2: Convert to fraction form
    1,970,181.38/2,718,853.88 = 1,110,739.56/x
  3. Step 3: Cross multiply
    1,970,181.38x = 2,718,853.88 × 1,110,739.56
  4. Step 4: Simplify right side
    1,970,181.38x = 3,019,938,562,375.49
  5. Step 5: Solve for x
    x = 3,019,938,562,375.49/1,970,181.38
  6. Step 6: Final answer
    x = 1,532,822.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.