Home / 4,890,704.20-7,336,056.30-4,099,447.60

Finding the Fourth Proportional to 4,890,704.20, 7,336,056.30 and 4,099,447.60

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Solution

The fourth proportional to 4,890,704.20, 7,336,056.30 and 4,099,447.60 is: 6,149,171.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890,704.20 : 7,336,056.30 = 4,099,447.60 : x
  2. Step 2: Convert to fraction form
    4,890,704.20/7,336,056.30 = 4,099,447.60/x
  3. Step 3: Cross multiply
    4,890,704.20x = 7,336,056.30 × 4,099,447.60
  4. Step 4: Simplify right side
    4,890,704.20x = 30,073,778,392,499.88
  5. Step 5: Solve for x
    x = 30,073,778,392,499.88/4,890,704.20
  6. Step 6: Final answer
    x = 6,149,171.40

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Double scale
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Similar ratio
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1.5x scale

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.