Home / 1,331,723.36-1,998,088.56-799,614.56

Finding the Fourth Proportional to 1,331,723.36, 1,998,088.56 and 799,614.56

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Solution

The fourth proportional to 1,331,723.36, 1,998,088.56 and 799,614.56 is: 1,199,724.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,723.36 : 1,998,088.56 = 799,614.56 : x
  2. Step 2: Convert to fraction form
    1,331,723.36/1,998,088.56 = 799,614.56/x
  3. Step 3: Cross multiply
    1,331,723.36x = 1,998,088.56 × 799,614.56
  4. Step 4: Simplify right side
    1,331,723.36x = 1,597,700,704,745.43
  5. Step 5: Solve for x
    x = 1,597,700,704,745.43/1,331,723.36
  6. Step 6: Final answer
    x = 1,199,724.17

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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.