Home / 2,155,216.33-3,234,084.86-1,196,479.27

Finding the Fourth Proportional to 2,155,216.33, 3,234,084.86 and 1,196,479.27

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Solution

The fourth proportional to 2,155,216.33, 3,234,084.86 and 1,196,479.27 is: 1,795,418.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,216.33 : 3,234,084.86 = 1,196,479.27 : x
  2. Step 2: Convert to fraction form
    2,155,216.33/3,234,084.86 = 1,196,479.27/x
  3. Step 3: Cross multiply
    2,155,216.33x = 3,234,084.86 × 1,196,479.27
  4. Step 4: Simplify right side
    2,155,216.33x = 3,869,515,492,410.85
  5. Step 5: Solve for x
    x = 3,869,515,492,410.85/2,155,216.33
  6. Step 6: Final answer
    x = 1,795,418.60

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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.