Home / 2,199,385.92-3,027,846.24-1,972,637.76

Finding the Fourth Proportional to 2,199,385.92, 3,027,846.24 and 1,972,637.76

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Solution

The fourth proportional to 2,199,385.92, 3,027,846.24 and 1,972,637.76 is: 2,715,687.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199,385.92 : 3,027,846.24 = 1,972,637.76 : x
  2. Step 2: Convert to fraction form
    2,199,385.92/3,027,846.24 = 1,972,637.76/x
  3. Step 3: Cross multiply
    2,199,385.92x = 3,027,846.24 × 1,972,637.76
  4. Step 4: Simplify right side
    2,199,385.92x = 5,972,843,824,498.02
  5. Step 5: Solve for x
    x = 5,972,843,824,498.02/2,199,385.92
  6. Step 6: Final answer
    x = 2,715,687.03

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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.