Home / 3,285,667.80-4,921,809.21-2,680,612.38

Finding the Fourth Proportional to 3,285,667.80, 4,921,809.21 and 2,680,612.38

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Solution

The fourth proportional to 3,285,667.80, 4,921,809.21 and 2,680,612.38 is: 4,015,458.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285,667.80 : 4,921,809.21 = 2,680,612.38 : x
  2. Step 2: Convert to fraction form
    3,285,667.80/4,921,809.21 = 2,680,612.38/x
  3. Step 3: Cross multiply
    3,285,667.80x = 4,921,809.21 × 2,680,612.38
  4. Step 4: Simplify right side
    3,285,667.80x = 13,193,462,700,324.02
  5. Step 5: Solve for x
    x = 13,193,462,700,324.02/3,285,667.80
  6. Step 6: Final answer
    x = 4,015,458.50

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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.