Home / 1,478,908.89-2,040,894.26-799,845.39

Finding the Fourth Proportional to 1,478,908.89, 2,040,894.26 and 799,845.39

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Solution

The fourth proportional to 1,478,908.89, 2,040,894.26 and 799,845.39 is: 1,103,786.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,908.89 : 2,040,894.26 = 799,845.39 : x
  2. Step 2: Convert to fraction form
    1,478,908.89/2,040,894.26 = 799,845.39/x
  3. Step 3: Cross multiply
    1,478,908.89x = 2,040,894.26 × 799,845.39
  4. Step 4: Simplify right side
    1,478,908.89x = 1,632,399,861,339.23
  5. Step 5: Solve for x
    x = 1,632,399,861,339.23/1,478,908.89
  6. Step 6: Final answer
    x = 1,103,786.63

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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.