Home / 3,542,878.94-4,887,489.06-2,091,602.15

Finding the Fourth Proportional to 3,542,878.94, 4,887,489.06 and 2,091,602.15

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Solution

The fourth proportional to 3,542,878.94, 4,887,489.06 and 2,091,602.15 is: 2,885,416.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542,878.94 : 4,887,489.06 = 2,091,602.15 : x
  2. Step 2: Convert to fraction form
    3,542,878.94/4,887,489.06 = 2,091,602.15/x
  3. Step 3: Cross multiply
    3,542,878.94x = 4,887,489.06 × 2,091,602.15
  4. Step 4: Simplify right side
    3,542,878.94x = 10,222,682,625,997.48
  5. Step 5: Solve for x
    x = 10,222,682,625,997.48/3,542,878.94
  6. Step 6: Final answer
    x = 2,885,416.86

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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.