Home / 3,196,620.95-4,794,934.55-891,021.96

Finding the Fourth Proportional to 3,196,620.95, 4,794,934.55 and 891,021.96

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Solution

The fourth proportional to 3,196,620.95, 4,794,934.55 and 891,021.96 is: 1,336,533.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196,620.95 : 4,794,934.55 = 891,021.96 : x
  2. Step 2: Convert to fraction form
    3,196,620.95/4,794,934.55 = 891,021.96/x
  3. Step 3: Cross multiply
    3,196,620.95x = 4,794,934.55 × 891,021.96
  4. Step 4: Simplify right side
    3,196,620.95x = 4,272,391,976,357.61
  5. Step 5: Solve for x
    x = 4,272,391,976,357.61/3,196,620.95
  6. Step 6: Final answer
    x = 1,336,533.81

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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.