Home / 1,478,873.88-2,040,847.29-799,810.38

Finding the Fourth Proportional to 1,478,873.88, 2,040,847.29 and 799,810.38

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Solution

The fourth proportional to 1,478,873.88, 2,040,847.29 and 799,810.38 is: 1,103,739.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,873.88 : 2,040,847.29 = 799,810.38 : x
  2. Step 2: Convert to fraction form
    1,478,873.88/2,040,847.29 = 799,810.38/x
  3. Step 3: Cross multiply
    1,478,873.88x = 2,040,847.29 × 799,810.38
  4. Step 4: Simplify right side
    1,478,873.88x = 1,632,290,846,536.87
  5. Step 5: Solve for x
    x = 1,632,290,846,536.87/1,478,873.88
  6. Step 6: Final answer
    x = 1,103,739.05

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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.