Home / 1,811,397.79-2,499,786.11-995,664.56

Finding the Fourth Proportional to 1,811,397.79, 2,499,786.11 and 995,664.56

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Solution

The fourth proportional to 1,811,397.79, 2,499,786.11 and 995,664.56 is: 1,374,048.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,397.79 : 2,499,786.11 = 995,664.56 : x
  2. Step 2: Convert to fraction form
    1,811,397.79/2,499,786.11 = 995,664.56/x
  3. Step 3: Cross multiply
    1,811,397.79x = 2,499,786.11 × 995,664.56
  4. Step 4: Simplify right side
    1,811,397.79x = 2,488,948,421,696.88
  5. Step 5: Solve for x
    x = 2,488,948,421,696.88/1,811,397.79
  6. Step 6: Final answer
    x = 1,374,048.51

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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.