Home / 3,155,390.92-4,728,270.14-1,873,474.04

Finding the Fourth Proportional to 3,155,390.92, 4,728,270.14 and 1,873,474.04

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Solution

The fourth proportional to 3,155,390.92, 4,728,270.14 and 1,873,474.04 is: 2,807,351.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,390.92 : 4,728,270.14 = 1,873,474.04 : x
  2. Step 2: Convert to fraction form
    3,155,390.92/4,728,270.14 = 1,873,474.04/x
  3. Step 3: Cross multiply
    3,155,390.92x = 4,728,270.14 × 1,873,474.04
  4. Step 4: Simplify right side
    3,155,390.92x = 8,858,291,328,388.44
  5. Step 5: Solve for x
    x = 8,858,291,328,388.44/3,155,390.92
  6. Step 6: Final answer
    x = 2,807,351.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.