Home / 3,259,688.92-4,498,145.52-1,809,270.25

Finding the Fourth Proportional to 3,259,688.92, 4,498,145.52 and 1,809,270.25

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Solution

The fourth proportional to 3,259,688.92, 4,498,145.52 and 1,809,270.25 is: 2,496,667.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259,688.92 : 4,498,145.52 = 1,809,270.25 : x
  2. Step 2: Convert to fraction form
    3,259,688.92/4,498,145.52 = 1,809,270.25/x
  3. Step 3: Cross multiply
    3,259,688.92x = 4,498,145.52 × 1,809,270.25
  4. Step 4: Simplify right side
    3,259,688.92x = 8,138,360,869,506.78
  5. Step 5: Solve for x
    x = 8,138,360,869,506.78/3,259,688.92
  6. Step 6: Final answer
    x = 2,496,667.95

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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.