Home / 3,281,100.55-4,921,887.30-1,259,344.47

Finding the Fourth Proportional to 3,281,100.55, 4,921,887.30 and 1,259,344.47

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Solution

The fourth proportional to 3,281,100.55, 4,921,887.30 and 1,259,344.47 is: 1,889,107.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,100.55 : 4,921,887.30 = 1,259,344.47 : x
  2. Step 2: Convert to fraction form
    3,281,100.55/4,921,887.30 = 1,259,344.47/x
  3. Step 3: Cross multiply
    3,281,100.55x = 4,921,887.30 × 1,259,344.47
  4. Step 4: Simplify right side
    3,281,100.55x = 6,198,351,528,608.80
  5. Step 5: Solve for x
    x = 6,198,351,528,608.80/3,281,100.55
  6. Step 6: Final answer
    x = 1,889,107.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.