Home / 3,015,280.80-4,522,921.20-2,814,514.20

Finding the Fourth Proportional to 3,015,280.80, 4,522,921.20 and 2,814,514.20

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Solution

The fourth proportional to 3,015,280.80, 4,522,921.20 and 2,814,514.20 is: 4,221,771.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,280.80 : 4,522,921.20 = 2,814,514.20 : x
  2. Step 2: Convert to fraction form
    3,015,280.80/4,522,921.20 = 2,814,514.20/x
  3. Step 3: Cross multiply
    3,015,280.80x = 4,522,921.20 × 2,814,514.20
  4. Step 4: Simplify right side
    3,015,280.80x = 12,729,825,942,881.04
  5. Step 5: Solve for x
    x = 12,729,825,942,881.04/3,015,280.80
  6. Step 6: Final answer
    x = 4,221,771.30

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Double scale
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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.