Home / 2,755,937.78-4,133,639.37-836,865.60

Finding the Fourth Proportional to 2,755,937.78, 4,133,639.37 and 836,865.60

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Solution

The fourth proportional to 2,755,937.78, 4,133,639.37 and 836,865.60 is: 1,255,217.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755,937.78 : 4,133,639.37 = 836,865.60 : x
  2. Step 2: Convert to fraction form
    2,755,937.78/4,133,639.37 = 836,865.60/x
  3. Step 3: Cross multiply
    2,755,937.78x = 4,133,639.37 × 836,865.60
  4. Step 4: Simplify right side
    2,755,937.78x = 3,459,300,591,558.67
  5. Step 5: Solve for x
    x = 3,459,300,591,558.67/2,755,937.78
  6. Step 6: Final answer
    x = 1,255,217.23

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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.