Home / 1,442,108.77-2,162,997.91-377,253.61

Finding the Fourth Proportional to 1,442,108.77, 2,162,997.91 and 377,253.61

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Solution

The fourth proportional to 1,442,108.77, 2,162,997.91 and 377,253.61 is: 565,837.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,108.77 : 2,162,997.91 = 377,253.61 : x
  2. Step 2: Convert to fraction form
    1,442,108.77/2,162,997.91 = 377,253.61/x
  3. Step 3: Cross multiply
    1,442,108.77x = 2,162,997.91 × 377,253.61
  4. Step 4: Simplify right side
    1,442,108.77x = 815,998,769,969.96
  5. Step 5: Solve for x
    x = 815,998,769,969.96/1,442,108.77
  6. Step 6: Final answer
    x = 565,837.19

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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.