Home / 3,158,179.45-4,736,774.99-1,028,249.21

Finding the Fourth Proportional to 3,158,179.45, 4,736,774.99 and 1,028,249.21

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Solution

The fourth proportional to 3,158,179.45, 4,736,774.99 and 1,028,249.21 is: 1,542,212.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,179.45 : 4,736,774.99 = 1,028,249.21 : x
  2. Step 2: Convert to fraction form
    3,158,179.45/4,736,774.99 = 1,028,249.21/x
  3. Step 3: Cross multiply
    3,158,179.45x = 4,736,774.99 × 1,028,249.21
  4. Step 4: Simplify right side
    3,158,179.45x = 4,870,585,155,827.82
  5. Step 5: Solve for x
    x = 4,870,585,155,827.82/3,158,179.45
  6. Step 6: Final answer
    x = 1,542,212.92

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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.