Home / 3,622,342.12-4,998,628.74-2,171,311.36

Finding the Fourth Proportional to 3,622,342.12, 4,998,628.74 and 2,171,311.36

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Solution

The fourth proportional to 3,622,342.12, 4,998,628.74 and 2,171,311.36 is: 2,996,287.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,342.12 : 4,998,628.74 = 2,171,311.36 : x
  2. Step 2: Convert to fraction form
    3,622,342.12/4,998,628.74 = 2,171,311.36/x
  3. Step 3: Cross multiply
    3,622,342.12x = 4,998,628.74 × 2,171,311.36
  4. Step 4: Simplify right side
    3,622,342.12x = 10,853,579,367,584.49
  5. Step 5: Solve for x
    x = 10,853,579,367,584.49/3,622,342.12
  6. Step 6: Final answer
    x = 2,996,287.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.