Home / 1,811,355.70-2,499,676.11-995,642.97

Finding the Fourth Proportional to 1,811,355.70, 2,499,676.11 and 995,642.97

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Solution

The fourth proportional to 1,811,355.70, 2,499,676.11 and 995,642.97 is: 1,373,990.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,355.70 : 2,499,676.11 = 995,642.97 : x
  2. Step 2: Convert to fraction form
    1,811,355.70/2,499,676.11 = 995,642.97/x
  3. Step 3: Cross multiply
    1,811,355.70x = 2,499,676.11 × 995,642.97
  4. Step 4: Simplify right side
    1,811,355.70x = 2,488,784,946,198.45
  5. Step 5: Solve for x
    x = 2,488,784,946,198.45/1,811,355.70
  6. Step 6: Final answer
    x = 1,373,990.18

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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.