Home / 2,628,213.92-3,627,710.87-1,540,720.88

Finding the Fourth Proportional to 2,628,213.92, 3,627,710.87 and 1,540,720.88

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Solution

The fourth proportional to 2,628,213.92, 3,627,710.87 and 1,540,720.88 is: 2,126,649.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,213.92 : 3,627,710.87 = 1,540,720.88 : x
  2. Step 2: Convert to fraction form
    2,628,213.92/3,627,710.87 = 1,540,720.88/x
  3. Step 3: Cross multiply
    2,628,213.92x = 3,627,710.87 × 1,540,720.88
  4. Step 4: Simplify right side
    2,628,213.92x = 5,589,289,858,169.81
  5. Step 5: Solve for x
    x = 5,589,289,858,169.81/2,628,213.92
  6. Step 6: Final answer
    x = 2,126,649.52

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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.