Home / 3,669,020.20-5,504,186.40-1,539,319.60

Finding the Fourth Proportional to 3,669,020.20, 5,504,186.40 and 1,539,319.60

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Solution

The fourth proportional to 3,669,020.20, 5,504,186.40 and 1,539,319.60 is: 2,309,254.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,020.20 : 5,504,186.40 = 1,539,319.60 : x
  2. Step 2: Convert to fraction form
    3,669,020.20/5,504,186.40 = 1,539,319.60/x
  3. Step 3: Cross multiply
    3,669,020.20x = 5,504,186.40 × 1,539,319.60
  4. Step 4: Simplify right side
    3,669,020.20x = 8,472,702,007,573.44
  5. Step 5: Solve for x
    x = 8,472,702,007,573.44/3,669,020.20
  6. Step 6: Final answer
    x = 2,309,254.66

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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.