Home / 3,263,107.80-4,894,661.70-2,780,218.20

Finding the Fourth Proportional to 3,263,107.80, 4,894,661.70 and 2,780,218.20

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Solution

The fourth proportional to 3,263,107.80, 4,894,661.70 and 2,780,218.20 is: 4,170,327.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,263,107.80 : 4,894,661.70 = 2,780,218.20 : x
  2. Step 2: Convert to fraction form
    3,263,107.80/4,894,661.70 = 2,780,218.20/x
  3. Step 3: Cross multiply
    3,263,107.80x = 4,894,661.70 × 2,780,218.20
  4. Step 4: Simplify right side
    3,263,107.80x = 13,608,227,541,182.94
  5. Step 5: Solve for x
    x = 13,608,227,541,182.94/3,263,107.80
  6. Step 6: Final answer
    x = 4,170,327.30

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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.