Home / 3,829,269.86-5,285,292.90-2,380,059.78

Finding the Fourth Proportional to 3,829,269.86, 5,285,292.90 and 2,380,059.78

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Solution

The fourth proportional to 3,829,269.86, 5,285,292.90 and 2,380,059.78 is: 3,285,042.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829,269.86 : 5,285,292.90 = 2,380,059.78 : x
  2. Step 2: Convert to fraction form
    3,829,269.86/5,285,292.90 = 2,380,059.78/x
  3. Step 3: Cross multiply
    3,829,269.86x = 5,285,292.90 × 2,380,059.78
  4. Step 4: Simplify right side
    3,829,269.86x = 12,579,313,056,809.56
  5. Step 5: Solve for x
    x = 12,579,313,056,809.56/3,829,269.86
  6. Step 6: Final answer
    x = 3,285,042.19

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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.