Home / 1,478,912.19-2,040,898.82-799,848.69

Finding the Fourth Proportional to 1,478,912.19, 2,040,898.82 and 799,848.69

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Solution

The fourth proportional to 1,478,912.19, 2,040,898.82 and 799,848.69 is: 1,103,791.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,912.19 : 2,040,898.82 = 799,848.69 : x
  2. Step 2: Convert to fraction form
    1,478,912.19/2,040,898.82 = 799,848.69/x
  3. Step 3: Cross multiply
    1,478,912.19x = 2,040,898.82 × 799,848.69
  4. Step 4: Simplify right side
    1,478,912.19x = 1,632,410,247,599.55
  5. Step 5: Solve for x
    x = 1,632,410,247,599.55/1,478,912.19
  6. Step 6: Final answer
    x = 1,103,791.19

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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.