Home / 4,313,274.40-6,469,911.60-4,285,280.80

Finding the Fourth Proportional to 4,313,274.40, 6,469,911.60 and 4,285,280.80

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Solution

The fourth proportional to 4,313,274.40, 6,469,911.60 and 4,285,280.80 is: 6,427,921.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,313,274.40 : 6,469,911.60 = 4,285,280.80 : x
  2. Step 2: Convert to fraction form
    4,313,274.40/6,469,911.60 = 4,285,280.80/x
  3. Step 3: Cross multiply
    4,313,274.40x = 6,469,911.60 × 4,285,280.80
  4. Step 4: Simplify right side
    4,313,274.40x = 27,725,387,957,177.28
  5. Step 5: Solve for x
    x = 27,725,387,957,177.28/4,313,274.40
  6. Step 6: Final answer
    x = 6,427,921.20

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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.