Home / 2,322,090.79-3,204,528.24-1,289,694.21

Finding the Fourth Proportional to 2,322,090.79, 3,204,528.24 and 1,289,694.21

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Solution

The fourth proportional to 2,322,090.79, 3,204,528.24 and 1,289,694.21 is: 1,779,801.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,322,090.79 : 3,204,528.24 = 1,289,694.21 : x
  2. Step 2: Convert to fraction form
    2,322,090.79/3,204,528.24 = 1,289,694.21/x
  3. Step 3: Cross multiply
    2,322,090.79x = 3,204,528.24 × 1,289,694.21
  4. Step 4: Simplify right side
    2,322,090.79x = 4,132,861,509,728.86
  5. Step 5: Solve for x
    x = 4,132,861,509,728.86/2,322,090.79
  6. Step 6: Final answer
    x = 1,779,801.86

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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.