Home / 1,811,731.92-2,500,198.10-995,988.03

Finding the Fourth Proportional to 1,811,731.92, 2,500,198.10 and 995,988.03

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Solution

The fourth proportional to 1,811,731.92, 2,500,198.10 and 995,988.03 is: 1,374,467.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,731.92 : 2,500,198.10 = 995,988.03 : x
  2. Step 2: Convert to fraction form
    1,811,731.92/2,500,198.10 = 995,988.03/x
  3. Step 3: Cross multiply
    1,811,731.92x = 2,500,198.10 × 995,988.03
  4. Step 4: Simplify right side
    1,811,731.92x = 2,490,167,380,228.74
  5. Step 5: Solve for x
    x = 2,490,167,380,228.74/1,811,731.92
  6. Step 6: Final answer
    x = 1,374,467.91

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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.