Home / 1,478,902.22-2,040,885.07-799,838.72

Finding the Fourth Proportional to 1,478,902.22, 2,040,885.07 and 799,838.72

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Solution

The fourth proportional to 1,478,902.22, 2,040,885.07 and 799,838.72 is: 1,103,777.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,902.22 : 2,040,885.07 = 799,838.72 : x
  2. Step 2: Convert to fraction form
    1,478,902.22/2,040,885.07 = 799,838.72/x
  3. Step 3: Cross multiply
    1,478,902.22x = 2,040,885.07 × 799,838.72
  4. Step 4: Simplify right side
    1,478,902.22x = 1,632,378,897,505.21
  5. Step 5: Solve for x
    x = 1,632,378,897,505.21/1,478,902.22
  6. Step 6: Final answer
    x = 1,103,777.43

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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.