Home / 3,173,857-4,380,322.02-1,966,814.44

Finding the Fourth Proportional to 3,173,857, 4,380,322.02 and 1,966,814.44

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Solution

The fourth proportional to 3,173,857, 4,380,322.02 and 1,966,814.44 is: 2,714,451.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173,857 : 4,380,322.02 = 1,966,814.44 : x
  2. Step 2: Convert to fraction form
    3,173,857/4,380,322.02 = 1,966,814.44/x
  3. Step 3: Cross multiply
    3,173,857x = 4,380,322.02 × 1,966,814.44
  4. Step 4: Simplify right side
    3,173,857x = 8,615,280,600,785.97
  5. Step 5: Solve for x
    x = 8,615,280,600,785.97/3,173,857
  6. Step 6: Final answer
    x = 2,714,451.41

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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.