Home / 1,812,611.39-2,501,467.90-996,878.21

Finding the Fourth Proportional to 1,812,611.39, 2,501,467.90 and 996,878.21

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Solution

The fourth proportional to 1,812,611.39, 2,501,467.90 and 996,878.21 is: 1,375,727.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,611.39 : 2,501,467.90 = 996,878.21 : x
  2. Step 2: Convert to fraction form
    1,812,611.39/2,501,467.90 = 996,878.21/x
  3. Step 3: Cross multiply
    1,812,611.39x = 2,501,467.90 × 996,878.21
  4. Step 4: Simplify right side
    1,812,611.39x = 2,493,658,827,524.92
  5. Step 5: Solve for x
    x = 2,493,658,827,524.92/1,812,611.39
  6. Step 6: Final answer
    x = 1,375,727.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.