Home / 2,214,004.20-3,321,006.30-2,001,427.80

Finding the Fourth Proportional to 2,214,004.20, 3,321,006.30 and 2,001,427.80

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Solution

The fourth proportional to 2,214,004.20, 3,321,006.30 and 2,001,427.80 is: 3,002,141.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214,004.20 : 3,321,006.30 = 2,001,427.80 : x
  2. Step 2: Convert to fraction form
    2,214,004.20/3,321,006.30 = 2,001,427.80/x
  3. Step 3: Cross multiply
    2,214,004.20x = 3,321,006.30 × 2,001,427.80
  4. Step 4: Simplify right side
    2,214,004.20x = 6,646,754,332,795.14
  5. Step 5: Solve for x
    x = 6,646,754,332,795.14/2,214,004.20
  6. Step 6: Final answer
    x = 3,002,141.70

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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.