Home / 2,966,425.50-4,449,645.48-836,520.78

Finding the Fourth Proportional to 2,966,425.50, 4,449,645.48 and 836,520.78

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Solution

The fourth proportional to 2,966,425.50, 4,449,645.48 and 836,520.78 is: 1,254,783.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966,425.50 : 4,449,645.48 = 836,520.78 : x
  2. Step 2: Convert to fraction form
    2,966,425.50/4,449,645.48 = 836,520.78/x
  3. Step 3: Cross multiply
    2,966,425.50x = 4,449,645.48 × 836,520.78
  4. Step 4: Simplify right side
    2,966,425.50x = 3,722,220,907,653.08
  5. Step 5: Solve for x
    x = 3,722,220,907,653.08/2,966,425.50
  6. Step 6: Final answer
    x = 1,254,783.21

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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.