Home / 1,478,911.19-2,040,897.44-799,847.69

Finding the Fourth Proportional to 1,478,911.19, 2,040,897.44 and 799,847.69

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Solution

The fourth proportional to 1,478,911.19, 2,040,897.44 and 799,847.69 is: 1,103,789.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,911.19 : 2,040,897.44 = 799,847.69 : x
  2. Step 2: Convert to fraction form
    1,478,911.19/2,040,897.44 = 799,847.69/x
  3. Step 3: Cross multiply
    1,478,911.19x = 2,040,897.44 × 799,847.69
  4. Step 4: Simplify right side
    1,478,911.19x = 1,632,407,102,910.91
  5. Step 5: Solve for x
    x = 1,632,407,102,910.91/1,478,911.19
  6. Step 6: Final answer
    x = 1,103,789.81

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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.