Home / 2,966,943.20-4,451,143.80-836,999.60

Finding the Fourth Proportional to 2,966,943.20, 4,451,143.80 and 836,999.60

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Solution

The fourth proportional to 2,966,943.20, 4,451,143.80 and 836,999.60 is: 1,255,705.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966,943.20 : 4,451,143.80 = 836,999.60 : x
  2. Step 2: Convert to fraction form
    2,966,943.20/4,451,143.80 = 836,999.60/x
  3. Step 3: Cross multiply
    2,966,943.20x = 4,451,143.80 × 836,999.60
  4. Step 4: Simplify right side
    2,966,943.20x = 3,725,605,580,142.48
  5. Step 5: Solve for x
    x = 3,725,605,580,142.48/2,966,943.20
  6. Step 6: Final answer
    x = 1,255,705.06

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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.