Home / 2,589,016.80-3,883,525.20-1,693,221.60

Finding the Fourth Proportional to 2,589,016.80, 3,883,525.20 and 1,693,221.60

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Solution

The fourth proportional to 2,589,016.80, 3,883,525.20 and 1,693,221.60 is: 2,539,832.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589,016.80 : 3,883,525.20 = 1,693,221.60 : x
  2. Step 2: Convert to fraction form
    2,589,016.80/3,883,525.20 = 1,693,221.60/x
  3. Step 3: Cross multiply
    2,589,016.80x = 3,883,525.20 × 1,693,221.60
  4. Step 4: Simplify right side
    2,589,016.80x = 6,575,668,752,784.32
  5. Step 5: Solve for x
    x = 6,575,668,752,784.32/2,589,016.80
  6. Step 6: Final answer
    x = 2,539,832.40

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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.