Home / 2,325,277.11-3,487,981.28-642,380.61

Finding the Fourth Proportional to 2,325,277.11, 3,487,981.28 and 642,380.61

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Solution

The fourth proportional to 2,325,277.11, 3,487,981.28 and 642,380.61 is: 963,589.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325,277.11 : 3,487,981.28 = 642,380.61 : x
  2. Step 2: Convert to fraction form
    2,325,277.11/3,487,981.28 = 642,380.61/x
  3. Step 3: Cross multiply
    2,325,277.11x = 3,487,981.28 × 642,380.61
  4. Step 4: Simplify right side
    2,325,277.11x = 2,240,611,539,103.08
  5. Step 5: Solve for x
    x = 2,240,611,539,103.08/2,325,277.11
  6. Step 6: Final answer
    x = 963,589.04

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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.