Home / 3,025,612.80-4,538,419.20-2,794,665.60

Finding the Fourth Proportional to 3,025,612.80, 4,538,419.20 and 2,794,665.60

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Solution

The fourth proportional to 3,025,612.80, 4,538,419.20 and 2,794,665.60 is: 4,191,998.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025,612.80 : 4,538,419.20 = 2,794,665.60 : x
  2. Step 2: Convert to fraction form
    3,025,612.80/4,538,419.20 = 2,794,665.60/x
  3. Step 3: Cross multiply
    3,025,612.80x = 4,538,419.20 × 2,794,665.60
  4. Step 4: Simplify right side
    3,025,612.80x = 12,683,364,016,619.52
  5. Step 5: Solve for x
    x = 12,683,364,016,619.52/3,025,612.80
  6. Step 6: Final answer
    x = 4,191,998.40

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Similar ratio
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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.