Home / 2,155,950.30-3,236,168.49-1,587,972.75

Finding the Fourth Proportional to 2,155,950.30, 3,236,168.49 and 1,587,972.75

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Solution

The fourth proportional to 2,155,950.30, 3,236,168.49 and 1,587,972.75 is: 2,383,611.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,950.30 : 3,236,168.49 = 1,587,972.75 : x
  2. Step 2: Convert to fraction form
    2,155,950.30/3,236,168.49 = 1,587,972.75/x
  3. Step 3: Cross multiply
    2,155,950.30x = 3,236,168.49 × 1,587,972.75
  4. Step 4: Simplify right side
    2,155,950.30x = 5,138,947,376,528.65
  5. Step 5: Solve for x
    x = 5,138,947,376,528.65/2,155,950.30
  6. Step 6: Final answer
    x = 2,383,611.24

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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.