Home / 1,478,879.38-2,040,854.88-799,815.88

Finding the Fourth Proportional to 1,478,879.38, 2,040,854.88 and 799,815.88

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Solution

The fourth proportional to 1,478,879.38, 2,040,854.88 and 799,815.88 is: 1,103,746.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,879.38 : 2,040,854.88 = 799,815.88 : x
  2. Step 2: Convert to fraction form
    1,478,879.38/2,040,854.88 = 799,815.88/x
  3. Step 3: Cross multiply
    1,478,879.38x = 2,040,854.88 × 799,815.88
  4. Step 4: Simplify right side
    1,478,879.38x = 1,632,308,141,799.49
  5. Step 5: Solve for x
    x = 1,632,308,141,799.49/1,478,879.38
  6. Step 6: Final answer
    x = 1,103,746.64

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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.