Home / 3,278,722.80-4,918,084.20-3,257,727.60

Finding the Fourth Proportional to 3,278,722.80, 4,918,084.20 and 3,257,727.60

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Solution

The fourth proportional to 3,278,722.80, 4,918,084.20 and 3,257,727.60 is: 4,886,591.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278,722.80 : 4,918,084.20 = 3,257,727.60 : x
  2. Step 2: Convert to fraction form
    3,278,722.80/4,918,084.20 = 3,257,727.60/x
  3. Step 3: Cross multiply
    3,278,722.80x = 4,918,084.20 × 3,257,727.60
  4. Step 4: Simplify right side
    3,278,722.80x = 16,021,778,637,463.92
  5. Step 5: Solve for x
    x = 16,021,778,637,463.92/3,278,722.80
  6. Step 6: Final answer
    x = 4,886,591.40

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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.