Home / 3,096,619.68-4,271,611.64-2,877,418.72

Finding the Fourth Proportional to 3,096,619.68, 4,271,611.64 and 2,877,418.72

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Solution

The fourth proportional to 3,096,619.68, 4,271,611.64 and 2,877,418.72 is: 3,969,236.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096,619.68 : 4,271,611.64 = 2,877,418.72 : x
  2. Step 2: Convert to fraction form
    3,096,619.68/4,271,611.64 = 2,877,418.72/x
  3. Step 3: Cross multiply
    3,096,619.68x = 4,271,611.64 × 2,877,418.72
  4. Step 4: Simplify right side
    3,096,619.68x = 12,291,215,272,439.78
  5. Step 5: Solve for x
    x = 12,291,215,272,439.78/3,096,619.68
  6. Step 6: Final answer
    x = 3,969,236.31

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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.