Home / 3,014,998.20-4,520,942.10-1,120,764.60

Finding the Fourth Proportional to 3,014,998.20, 4,520,942.10 and 1,120,764.60

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Solution

The fourth proportional to 3,014,998.20, 4,520,942.10 and 1,120,764.60 is: 1,680,568.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014,998.20 : 4,520,942.10 = 1,120,764.60 : x
  2. Step 2: Convert to fraction form
    3,014,998.20/4,520,942.10 = 1,120,764.60/x
  3. Step 3: Cross multiply
    3,014,998.20x = 4,520,942.10 × 1,120,764.60
  4. Step 4: Simplify right side
    3,014,998.20x = 5,066,911,864,329.66
  5. Step 5: Solve for x
    x = 5,066,911,864,329.66/3,014,998.20
  6. Step 6: Final answer
    x = 1,680,568.79

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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.