Home / 3,400,023.72-4,692,135.96-1,872,185.52

Finding the Fourth Proportional to 3,400,023.72, 4,692,135.96 and 1,872,185.52

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Solution

The fourth proportional to 3,400,023.72, 4,692,135.96 and 1,872,185.52 is: 2,583,672.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400,023.72 : 4,692,135.96 = 1,872,185.52 : x
  2. Step 2: Convert to fraction form
    3,400,023.72/4,692,135.96 = 1,872,185.52/x
  3. Step 3: Cross multiply
    3,400,023.72x = 4,692,135.96 × 1,872,185.52
  4. Step 4: Simplify right side
    3,400,023.72x = 8,784,549,002,183.30
  5. Step 5: Solve for x
    x = 8,784,549,002,183.30/3,400,023.72
  6. Step 6: Final answer
    x = 2,583,672.86

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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.