Home / 1,478,873.62-2,040,846.94-799,810.12

Finding the Fourth Proportional to 1,478,873.62, 2,040,846.94 and 799,810.12

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Solution

The fourth proportional to 1,478,873.62, 2,040,846.94 and 799,810.12 is: 1,103,738.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,873.62 : 2,040,846.94 = 799,810.12 : x
  2. Step 2: Convert to fraction form
    1,478,873.62/2,040,846.94 = 799,810.12/x
  3. Step 3: Cross multiply
    1,478,873.62x = 2,040,846.94 × 799,810.12
  4. Step 4: Simplify right side
    1,478,873.62x = 1,632,290,035,983.03
  5. Step 5: Solve for x
    x = 1,632,290,035,983.03/1,478,873.62
  6. Step 6: Final answer
    x = 1,103,738.69

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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.