Home / 2,125,928.96-3,188,350.08-629,671.04

Finding the Fourth Proportional to 2,125,928.96, 3,188,350.08 and 629,671.04

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Solution

The fourth proportional to 2,125,928.96, 3,188,350.08 and 629,671.04 is: 944,345.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,928.96 : 3,188,350.08 = 629,671.04 : x
  2. Step 2: Convert to fraction form
    2,125,928.96/3,188,350.08 = 629,671.04/x
  3. Step 3: Cross multiply
    2,125,928.96x = 3,188,350.08 × 629,671.04
  4. Step 4: Simplify right side
    2,125,928.96x = 2,007,611,710,757.68
  5. Step 5: Solve for x
    x = 2,007,611,710,757.68/2,125,928.96
  6. Step 6: Final answer
    x = 944,345.62

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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.