Home / 4,848,946.56-6,691,440.96-2,811,945.60

Finding the Fourth Proportional to 4,848,946.56, 6,691,440.96 and 2,811,945.60

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Solution

The fourth proportional to 4,848,946.56, 6,691,440.96 and 2,811,945.60 is: 3,880,423.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,848,946.56 : 6,691,440.96 = 2,811,945.60 : x
  2. Step 2: Convert to fraction form
    4,848,946.56/6,691,440.96 = 2,811,945.60/x
  3. Step 3: Cross multiply
    4,848,946.56x = 6,691,440.96 × 2,811,945.60
  4. Step 4: Simplify right side
    4,848,946.56x = 18,815,967,965,131.78
  5. Step 5: Solve for x
    x = 18,815,967,965,131.78/4,848,946.56
  6. Step 6: Final answer
    x = 3,880,423.87

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Double scale
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1.5x scale

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.