Home / 4,986,764.60-7,480,148.94-1,200,247.47

Finding the Fourth Proportional to 4,986,764.60, 7,480,148.94 and 1,200,247.47

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Solution

The fourth proportional to 4,986,764.60, 7,480,148.94 and 1,200,247.47 is: 1,800,371.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986,764.60 : 7,480,148.94 = 1,200,247.47 : x
  2. Step 2: Convert to fraction form
    4,986,764.60/7,480,148.94 = 1,200,247.47/x
  3. Step 3: Cross multiply
    4,986,764.60x = 7,480,148.94 × 1,200,247.47
  4. Step 4: Simplify right side
    4,986,764.60x = 8,978,029,840,458.18
  5. Step 5: Solve for x
    x = 8,978,029,840,458.18/4,986,764.60
  6. Step 6: Final answer
    x = 1,800,371.70

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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.