Home / 1,811,668.89-2,500,134.13-995,906.96

Finding the Fourth Proportional to 1,811,668.89, 2,500,134.13 and 995,906.96

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Solution

The fourth proportional to 1,811,668.89, 2,500,134.13 and 995,906.96 is: 1,374,368.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,668.89 : 2,500,134.13 = 995,906.96 : x
  2. Step 2: Convert to fraction form
    1,811,668.89/2,500,134.13 = 995,906.96/x
  3. Step 3: Cross multiply
    1,811,668.89x = 2,500,134.13 × 995,906.96
  4. Step 4: Simplify right side
    1,811,668.89x = 2,489,900,981,000.54
  5. Step 5: Solve for x
    x = 2,489,900,981,000.54/1,811,668.89
  6. Step 6: Final answer
    x = 1,374,368.68

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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.