Home / 2,148,206.76-3,222,309.96-1,022,864.04

Finding the Fourth Proportional to 2,148,206.76, 3,222,309.96 and 1,022,864.04

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Solution

The fourth proportional to 2,148,206.76, 3,222,309.96 and 1,022,864.04 is: 1,534,295.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,206.76 : 3,222,309.96 = 1,022,864.04 : x
  2. Step 2: Convert to fraction form
    2,148,206.76/3,222,309.96 = 1,022,864.04/x
  3. Step 3: Cross multiply
    2,148,206.76x = 3,222,309.96 × 1,022,864.04
  4. Step 4: Simplify right side
    2,148,206.76x = 3,295,984,983,817.84
  5. Step 5: Solve for x
    x = 3,295,984,983,817.84/2,148,206.76
  6. Step 6: Final answer
    x = 1,534,295.97

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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.