Home / 3,419,813.60-5,129,720.40-3,274,200.80

Finding the Fourth Proportional to 3,419,813.60, 5,129,720.40 and 3,274,200.80

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Solution

The fourth proportional to 3,419,813.60, 5,129,720.40 and 3,274,200.80 is: 4,911,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,813.60 : 5,129,720.40 = 3,274,200.80 : x
  2. Step 2: Convert to fraction form
    3,419,813.60/5,129,720.40 = 3,274,200.80/x
  3. Step 3: Cross multiply
    3,419,813.60x = 5,129,720.40 × 3,274,200.80
  4. Step 4: Simplify right side
    3,419,813.60x = 16,795,734,637,456.32
  5. Step 5: Solve for x
    x = 16,795,734,637,456.32/3,419,813.60
  6. Step 6: Final answer
    x = 4,911,301.20

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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.