Home / 1,478,902.50-2,040,885.45-799,839

Finding the Fourth Proportional to 1,478,902.50, 2,040,885.45 and 799,839

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Solution

The fourth proportional to 1,478,902.50, 2,040,885.45 and 799,839 is: 1,103,777.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,902.50 : 2,040,885.45 = 799,839 : x
  2. Step 2: Convert to fraction form
    1,478,902.50/2,040,885.45 = 799,839/x
  3. Step 3: Cross multiply
    1,478,902.50x = 2,040,885.45 × 799,839
  4. Step 4: Simplify right side
    1,478,902.50x = 1,632,379,777,442.55
  5. Step 5: Solve for x
    x = 1,632,379,777,442.55/1,478,902.50
  6. Step 6: Final answer
    x = 1,103,777.82

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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.