Home / 2,322,056.25-3,204,147.46-1,289,423.64

Finding the Fourth Proportional to 2,322,056.25, 3,204,147.46 and 1,289,423.64

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Solution

The fourth proportional to 2,322,056.25, 3,204,147.46 and 1,289,423.64 is: 1,779,243.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,322,056.25 : 3,204,147.46 = 1,289,423.64 : x
  2. Step 2: Convert to fraction form
    2,322,056.25/3,204,147.46 = 1,289,423.64/x
  3. Step 3: Cross multiply
    2,322,056.25x = 3,204,147.46 × 1,289,423.64
  4. Step 4: Simplify right side
    2,322,056.25x = 4,131,503,480,969.95
  5. Step 5: Solve for x
    x = 4,131,503,480,969.95/2,322,056.25
  6. Step 6: Final answer
    x = 1,779,243.50

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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.