Home / 1,395,787.87-2,093,682.75-449,158.42

Finding the Fourth Proportional to 1,395,787.87, 2,093,682.75 and 449,158.42

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Solution

The fourth proportional to 1,395,787.87, 2,093,682.75 and 449,158.42 is: 673,737.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,787.87 : 2,093,682.75 = 449,158.42 : x
  2. Step 2: Convert to fraction form
    1,395,787.87/2,093,682.75 = 449,158.42/x
  3. Step 3: Cross multiply
    1,395,787.87x = 2,093,682.75 × 449,158.42
  4. Step 4: Simplify right side
    1,395,787.87x = 940,395,235,971.26
  5. Step 5: Solve for x
    x = 940,395,235,971.26/1,395,787.87
  6. Step 6: Final answer
    x = 673,737.93

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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.