Home / 4,890,337.20-7,335,505.80-4,099,080.60

Finding the Fourth Proportional to 4,890,337.20, 7,335,505.80 and 4,099,080.60

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Solution

The fourth proportional to 4,890,337.20, 7,335,505.80 and 4,099,080.60 is: 6,148,620.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890,337.20 : 7,335,505.80 = 4,099,080.60 : x
  2. Step 2: Convert to fraction form
    4,890,337.20/7,335,505.80 = 4,099,080.60/x
  3. Step 3: Cross multiply
    4,890,337.20x = 7,335,505.80 × 4,099,080.60
  4. Step 4: Simplify right side
    4,890,337.20x = 30,068,829,515,967.48
  5. Step 5: Solve for x
    x = 30,068,829,515,967.48/4,890,337.20
  6. Step 6: Final answer
    x = 6,148,620.90

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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.