Home / 1,478,906.16-2,040,890.49-799,842.66

Finding the Fourth Proportional to 1,478,906.16, 2,040,890.49 and 799,842.66

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Solution

The fourth proportional to 1,478,906.16, 2,040,890.49 and 799,842.66 is: 1,103,782.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,906.16 : 2,040,890.49 = 799,842.66 : x
  2. Step 2: Convert to fraction form
    1,478,906.16/2,040,890.49 = 799,842.66/x
  3. Step 3: Cross multiply
    1,478,906.16x = 2,040,890.49 × 799,842.66
  4. Step 4: Simplify right side
    1,478,906.16x = 1,632,391,278,290.30
  5. Step 5: Solve for x
    x = 1,632,391,278,290.30/1,478,906.16
  6. Step 6: Final answer
    x = 1,103,782.86

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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.