Home / 3,040,455.21-4,195,763.45-1,663,793.39

Finding the Fourth Proportional to 3,040,455.21, 4,195,763.45 and 1,663,793.39

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Solution

The fourth proportional to 3,040,455.21, 4,195,763.45 and 1,663,793.39 is: 2,295,999.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040,455.21 : 4,195,763.45 = 1,663,793.39 : x
  2. Step 2: Convert to fraction form
    3,040,455.21/4,195,763.45 = 1,663,793.39/x
  3. Step 3: Cross multiply
    3,040,455.21x = 4,195,763.45 × 1,663,793.39
  4. Step 4: Simplify right side
    3,040,455.21x = 6,980,883,488,280.93
  5. Step 5: Solve for x
    x = 6,980,883,488,280.93/3,040,455.21
  6. Step 6: Final answer
    x = 2,295,999.45

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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.