Home / 3,196,790.11-4,795,187.90-891,191.83

Finding the Fourth Proportional to 3,196,790.11, 4,795,187.90 and 891,191.83

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Solution

The fourth proportional to 3,196,790.11, 4,795,187.90 and 891,191.83 is: 1,336,788.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196,790.11 : 4,795,187.90 = 891,191.83 : x
  2. Step 2: Convert to fraction form
    3,196,790.11/4,795,187.90 = 891,191.83/x
  3. Step 3: Cross multiply
    3,196,790.11x = 4,795,187.90 × 891,191.83
  4. Step 4: Simplify right side
    3,196,790.11x = 4,273,432,279,794.86
  5. Step 5: Solve for x
    x = 4,273,432,279,794.86/3,196,790.11
  6. Step 6: Final answer
    x = 1,336,788.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.