Home / 2,198,687.04-3,313,006.96-1,808,077.12

Finding the Fourth Proportional to 2,198,687.04, 3,313,006.96 and 1,808,077.12

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Solution

The fourth proportional to 2,198,687.04, 3,313,006.96 and 1,808,077.12 is: 2,724,431.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,687.04 : 3,313,006.96 = 1,808,077.12 : x
  2. Step 2: Convert to fraction form
    2,198,687.04/3,313,006.96 = 1,808,077.12/x
  3. Step 3: Cross multiply
    2,198,687.04x = 3,313,006.96 × 1,808,077.12
  4. Step 4: Simplify right side
    2,198,687.04x = 5,990,172,082,776.76
  5. Step 5: Solve for x
    x = 5,990,172,082,776.76/2,198,687.04
  6. Step 6: Final answer
    x = 2,724,431.43

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.