Home / 3,257,816.40-4,891,390.20-1,840,640.40

Finding the Fourth Proportional to 3,257,816.40, 4,891,390.20 and 1,840,640.40

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Solution

The fourth proportional to 3,257,816.40, 4,891,390.20 and 1,840,640.40 is: 2,763,596.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257,816.40 : 4,891,390.20 = 1,840,640.40 : x
  2. Step 2: Convert to fraction form
    3,257,816.40/4,891,390.20 = 1,840,640.40/x
  3. Step 3: Cross multiply
    3,257,816.40x = 4,891,390.20 × 1,840,640.40
  4. Step 4: Simplify right side
    3,257,816.40x = 9,003,290,414,284.08
  5. Step 5: Solve for x
    x = 9,003,290,414,284.08/3,257,816.40
  6. Step 6: Final answer
    x = 2,763,596.63

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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.