Home / 3,979,795.37-5,492,136.11-2,261,010.20

Finding the Fourth Proportional to 3,979,795.37, 5,492,136.11 and 2,261,010.20

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Solution

The fourth proportional to 3,979,795.37, 5,492,136.11 and 2,261,010.20 is: 3,120,204.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,795.37 : 5,492,136.11 = 2,261,010.20 : x
  2. Step 2: Convert to fraction form
    3,979,795.37/5,492,136.11 = 2,261,010.20/x
  3. Step 3: Cross multiply
    3,979,795.37x = 5,492,136.11 × 2,261,010.20
  4. Step 4: Simplify right side
    3,979,795.37x = 12,417,775,725,732.59
  5. Step 5: Solve for x
    x = 12,417,775,725,732.59/3,979,795.37
  6. Step 6: Final answer
    x = 3,120,204.58

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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.