Home / 3,286,820.87-4,535,803.20-1,836,517.43

Finding the Fourth Proportional to 3,286,820.87, 4,535,803.20 and 1,836,517.43

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Solution

The fourth proportional to 3,286,820.87, 4,535,803.20 and 1,836,517.43 is: 2,534,388.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,820.87 : 4,535,803.20 = 1,836,517.43 : x
  2. Step 2: Convert to fraction form
    3,286,820.87/4,535,803.20 = 1,836,517.43/x
  3. Step 3: Cross multiply
    3,286,820.87x = 4,535,803.20 × 1,836,517.43
  4. Step 4: Simplify right side
    3,286,820.87x = 8,330,081,613,170.76
  5. Step 5: Solve for x
    x = 8,330,081,613,170.76/3,286,820.87
  6. Step 6: Final answer
    x = 2,534,388.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.