Home / 1,611,148.32-2,416,717.62-664,493.22

Finding the Fourth Proportional to 1,611,148.32, 2,416,717.62 and 664,493.22

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Solution

The fourth proportional to 1,611,148.32, 2,416,717.62 and 664,493.22 is: 996,737.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,148.32 : 2,416,717.62 = 664,493.22 : x
  2. Step 2: Convert to fraction form
    1,611,148.32/2,416,717.62 = 664,493.22/x
  3. Step 3: Cross multiply
    1,611,148.32x = 2,416,717.62 × 664,493.22
  4. Step 4: Simplify right side
    1,611,148.32x = 1,605,892,473,144.54
  5. Step 5: Solve for x
    x = 1,605,892,473,144.54/1,611,148.32
  6. Step 6: Final answer
    x = 996,737.83

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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.