Home / 2,084,055.20-3,121,417.20-1,609,200.80

Finding the Fourth Proportional to 2,084,055.20, 3,121,417.20 and 1,609,200.80

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Solution

The fourth proportional to 2,084,055.20, 3,121,417.20 and 1,609,200.80 is: 2,410,198.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,055.20 : 3,121,417.20 = 1,609,200.80 : x
  2. Step 2: Convert to fraction form
    2,084,055.20/3,121,417.20 = 1,609,200.80/x
  3. Step 3: Cross multiply
    2,084,055.20x = 3,121,417.20 × 1,609,200.80
  4. Step 4: Simplify right side
    2,084,055.20x = 5,022,987,055,373.76
  5. Step 5: Solve for x
    x = 5,022,987,055,373.76/2,084,055.20
  6. Step 6: Final answer
    x = 2,410,198.66

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1.5x scale

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.