Home / 4,099,427.20-6,149,140.80-1,403,512.30

Finding the Fourth Proportional to 4,099,427.20, 6,149,140.80 and 1,403,512.30

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Solution

The fourth proportional to 4,099,427.20, 6,149,140.80 and 1,403,512.30 is: 2,105,268.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099,427.20 : 6,149,140.80 = 1,403,512.30 : x
  2. Step 2: Convert to fraction form
    4,099,427.20/6,149,140.80 = 1,403,512.30/x
  3. Step 3: Cross multiply
    4,099,427.20x = 6,149,140.80 × 1,403,512.30
  4. Step 4: Simplify right side
    4,099,427.20x = 8,630,394,747,231.84
  5. Step 5: Solve for x
    x = 8,630,394,747,231.84/4,099,427.20
  6. Step 6: Final answer
    x = 2,105,268.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.