Home / 4,892,515.20-7,336,148.40-2,049,415.20

Finding the Fourth Proportional to 4,892,515.20, 7,336,148.40 and 2,049,415.20

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Solution

The fourth proportional to 4,892,515.20, 7,336,148.40 and 2,049,415.20 is: 3,073,023.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892,515.20 : 7,336,148.40 = 2,049,415.20 : x
  2. Step 2: Convert to fraction form
    4,892,515.20/7,336,148.40 = 2,049,415.20/x
  3. Step 3: Cross multiply
    4,892,515.20x = 7,336,148.40 × 2,049,415.20
  4. Step 4: Simplify right side
    4,892,515.20x = 15,034,814,040,415.68
  5. Step 5: Solve for x
    x = 15,034,814,040,415.68/4,892,515.20
  6. Step 6: Final answer
    x = 3,073,023.47

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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.