Home / 3,860,168.40-5,791,656.60-1,336,078.80

Finding the Fourth Proportional to 3,860,168.40, 5,791,656.60 and 1,336,078.80

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Solution

The fourth proportional to 3,860,168.40, 5,791,656.60 and 1,336,078.80 is: 2,004,604.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860,168.40 : 5,791,656.60 = 1,336,078.80 : x
  2. Step 2: Convert to fraction form
    3,860,168.40/5,791,656.60 = 1,336,078.80/x
  3. Step 3: Cross multiply
    3,860,168.40x = 5,791,656.60 × 1,336,078.80
  4. Step 4: Simplify right side
    3,860,168.40x = 7,738,109,600,140.08
  5. Step 5: Solve for x
    x = 7,738,109,600,140.08/3,860,168.40
  6. Step 6: Final answer
    x = 2,004,604.15

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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.