Home / 2,132,361.09-3,198,069.90-615,714.84

Finding the Fourth Proportional to 2,132,361.09, 3,198,069.90 and 615,714.84

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Solution

The fourth proportional to 2,132,361.09, 3,198,069.90 and 615,714.84 is: 923,436.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,361.09 : 3,198,069.90 = 615,714.84 : x
  2. Step 2: Convert to fraction form
    2,132,361.09/3,198,069.90 = 615,714.84/x
  3. Step 3: Cross multiply
    2,132,361.09x = 3,198,069.90 × 615,714.84
  4. Step 4: Simplify right side
    2,132,361.09x = 1,969,099,096,787.32
  5. Step 5: Solve for x
    x = 1,969,099,096,787.32/2,132,361.09
  6. Step 6: Final answer
    x = 923,436.05

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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.