Home / 1,811,249.76-2,499,580.89-995,438.64

Finding the Fourth Proportional to 1,811,249.76, 2,499,580.89 and 995,438.64

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Solution

The fourth proportional to 1,811,249.76, 2,499,580.89 and 995,438.64 is: 1,373,736.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,249.76 : 2,499,580.89 = 995,438.64 : x
  2. Step 2: Convert to fraction form
    1,811,249.76/2,499,580.89 = 995,438.64/x
  3. Step 3: Cross multiply
    1,811,249.76x = 2,499,580.89 × 995,438.64
  4. Step 4: Simplify right side
    1,811,249.76x = 2,488,179,401,711.59
  5. Step 5: Solve for x
    x = 2,488,179,401,711.59/1,811,249.76
  6. Step 6: Final answer
    x = 1,373,736.22

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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.