Home / 2,189,093.60-3,286,264.80-1,230,312.80

Finding the Fourth Proportional to 2,189,093.60, 3,286,264.80 and 1,230,312.80

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Solution

The fourth proportional to 2,189,093.60, 3,286,264.80 and 1,230,312.80 is: 1,846,944.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,093.60 : 3,286,264.80 = 1,230,312.80 : x
  2. Step 2: Convert to fraction form
    2,189,093.60/3,286,264.80 = 1,230,312.80/x
  3. Step 3: Cross multiply
    2,189,093.60x = 3,286,264.80 × 1,230,312.80
  4. Step 4: Simplify right side
    2,189,093.60x = 4,043,133,647,629.44
  5. Step 5: Solve for x
    x = 4,043,133,647,629.44/2,189,093.60
  6. Step 6: Final answer
    x = 1,846,944.16

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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.