Home / 3,311,789.54-4,570,399.13-1,861,480.49

Finding the Fourth Proportional to 3,311,789.54, 4,570,399.13 and 1,861,480.49

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Solution

The fourth proportional to 3,311,789.54, 4,570,399.13 and 1,861,480.49 is: 2,568,915.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311,789.54 : 4,570,399.13 = 1,861,480.49 : x
  2. Step 2: Convert to fraction form
    3,311,789.54/4,570,399.13 = 1,861,480.49/x
  3. Step 3: Cross multiply
    3,311,789.54x = 4,570,399.13 × 1,861,480.49
  4. Step 4: Simplify right side
    3,311,789.54x = 8,507,708,779,848.58
  5. Step 5: Solve for x
    x = 8,507,708,779,848.58/3,311,789.54
  6. Step 6: Final answer
    x = 2,568,915.90

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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.