Home / 2,777,285.82-3,832,473.63-1,553,379.30

Finding the Fourth Proportional to 2,777,285.82, 3,832,473.63 and 1,553,379.30

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Solution

The fourth proportional to 2,777,285.82, 3,832,473.63 and 1,553,379.30 is: 2,143,562.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,285.82 : 3,832,473.63 = 1,553,379.30 : x
  2. Step 2: Convert to fraction form
    2,777,285.82/3,832,473.63 = 1,553,379.30/x
  3. Step 3: Cross multiply
    2,777,285.82x = 3,832,473.63 × 1,553,379.30
  4. Step 4: Simplify right side
    2,777,285.82x = 5,953,285,204,637.86
  5. Step 5: Solve for x
    x = 5,953,285,204,637.86/2,777,285.82
  6. Step 6: Final answer
    x = 2,143,562.31

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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.