Home / 2,321,568.92-3,203,923.82-1,289,130.04

Finding the Fourth Proportional to 2,321,568.92, 3,203,923.82 and 1,289,130.04

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Solution

The fourth proportional to 2,321,568.92, 3,203,923.82 and 1,289,130.04 is: 1,779,087.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,321,568.92 : 3,203,923.82 = 1,289,130.04 : x
  2. Step 2: Convert to fraction form
    2,321,568.92/3,203,923.82 = 1,289,130.04/x
  3. Step 3: Cross multiply
    2,321,568.92x = 3,203,923.82 × 1,289,130.04
  4. Step 4: Simplify right side
    2,321,568.92x = 4,130,274,442,233.55
  5. Step 5: Solve for x
    x = 4,130,274,442,233.55/2,321,568.92
  6. Step 6: Final answer
    x = 1,779,087.58

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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.