Home / 2,139,739.44-2,953,142.82-1,324,205.70

Finding the Fourth Proportional to 2,139,739.44, 2,953,142.82 and 1,324,205.70

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Solution

The fourth proportional to 2,139,739.44, 2,953,142.82 and 1,324,205.70 is: 1,827,591.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,139,739.44 : 2,953,142.82 = 1,324,205.70 : x
  2. Step 2: Convert to fraction form
    2,139,739.44/2,953,142.82 = 1,324,205.70/x
  3. Step 3: Cross multiply
    2,139,739.44x = 2,953,142.82 × 1,324,205.70
  4. Step 4: Simplify right side
    2,139,739.44x = 3,910,568,555,158.07
  5. Step 5: Solve for x
    x = 3,910,568,555,158.07/2,139,739.44
  6. Step 6: Final answer
    x = 1,827,591.01

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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.