Home / 3,589,234.72-4,953,023.04-2,138,178.64

Finding the Fourth Proportional to 3,589,234.72, 4,953,023.04 and 2,138,178.64

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Solution

The fourth proportional to 3,589,234.72, 4,953,023.04 and 2,138,178.64 is: 2,950,614.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,589,234.72 : 4,953,023.04 = 2,138,178.64 : x
  2. Step 2: Convert to fraction form
    3,589,234.72/4,953,023.04 = 2,138,178.64/x
  3. Step 3: Cross multiply
    3,589,234.72x = 4,953,023.04 × 2,138,178.64
  4. Step 4: Simplify right side
    3,589,234.72x = 10,590,448,067,555.87
  5. Step 5: Solve for x
    x = 10,590,448,067,555.87/3,589,234.72
  6. Step 6: Final answer
    x = 2,950,614.52

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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.