Home / 2,181,621.96-3,271,337.91-1,271,099.16

Finding the Fourth Proportional to 2,181,621.96, 3,271,337.91 and 1,271,099.16

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Solution

The fourth proportional to 2,181,621.96, 3,271,337.91 and 1,271,099.16 is: 1,906,010.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,621.96 : 3,271,337.91 = 1,271,099.16 : x
  2. Step 2: Convert to fraction form
    2,181,621.96/3,271,337.91 = 1,271,099.16/x
  3. Step 3: Cross multiply
    2,181,621.96x = 3,271,337.91 × 1,271,099.16
  4. Step 4: Simplify right side
    2,181,621.96x = 4,158,194,869,477.16
  5. Step 5: Solve for x
    x = 4,158,194,869,477.16/2,181,621.96
  6. Step 6: Final answer
    x = 1,906,010.73

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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.