Home / 2,179,444.52-3,269,133.96-980,520.20

Finding the Fourth Proportional to 2,179,444.52, 3,269,133.96 and 980,520.20

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Solution

The fourth proportional to 2,179,444.52, 3,269,133.96 and 980,520.20 is: 1,470,765.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,444.52 : 3,269,133.96 = 980,520.20 : x
  2. Step 2: Convert to fraction form
    2,179,444.52/3,269,133.96 = 980,520.20/x
  3. Step 3: Cross multiply
    2,179,444.52x = 3,269,133.96 × 980,520.20
  4. Step 4: Simplify right side
    2,179,444.52x = 3,205,451,884,285.99
  5. Step 5: Solve for x
    x = 3,205,451,884,285.99/2,179,444.52
  6. Step 6: Final answer
    x = 1,470,765.53

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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.