Home / 2,134,991.14-2,945,805.69-1,275,383.86

Finding the Fourth Proportional to 2,134,991.14, 2,945,805.69 and 1,275,383.86

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Solution

The fourth proportional to 2,134,991.14, 2,945,805.69 and 1,275,383.86 is: 1,759,741.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134,991.14 : 2,945,805.69 = 1,275,383.86 : x
  2. Step 2: Convert to fraction form
    2,134,991.14/2,945,805.69 = 1,275,383.86/x
  3. Step 3: Cross multiply
    2,134,991.14x = 2,945,805.69 × 1,275,383.86
  4. Step 4: Simplify right side
    2,134,991.14x = 3,757,033,031,722.16
  5. Step 5: Solve for x
    x = 3,757,033,031,722.16/2,134,991.14
  6. Step 6: Final answer
    x = 1,759,741.74

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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.