Home / 3,213,850.55-4,437,191.36-1,991,453.27

Finding the Fourth Proportional to 3,213,850.55, 4,437,191.36 and 1,991,453.27

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Solution

The fourth proportional to 3,213,850.55, 4,437,191.36 and 1,991,453.27 is: 2,749,492.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213,850.55 : 4,437,191.36 = 1,991,453.27 : x
  2. Step 2: Convert to fraction form
    3,213,850.55/4,437,191.36 = 1,991,453.27/x
  3. Step 3: Cross multiply
    3,213,850.55x = 4,437,191.36 × 1,991,453.27
  4. Step 4: Simplify right side
    3,213,850.55x = 8,836,459,226,280.42
  5. Step 5: Solve for x
    x = 8,836,459,226,280.42/3,213,850.55
  6. Step 6: Final answer
    x = 2,749,492.89

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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.