Home / 4,380,905.70-6,571,358.55-3,105,447.30

Finding the Fourth Proportional to 4,380,905.70, 6,571,358.55 and 3,105,447.30

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Solution

The fourth proportional to 4,380,905.70, 6,571,358.55 and 3,105,447.30 is: 4,658,170.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380,905.70 : 6,571,358.55 = 3,105,447.30 : x
  2. Step 2: Convert to fraction form
    4,380,905.70/6,571,358.55 = 3,105,447.30/x
  3. Step 3: Cross multiply
    4,380,905.70x = 6,571,358.55 × 3,105,447.30
  4. Step 4: Simplify right side
    4,380,905.70x = 20,407,007,666,429.41
  5. Step 5: Solve for x
    x = 20,407,007,666,429.41/4,380,905.70
  6. Step 6: Final answer
    x = 4,658,170.95

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Double scale
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Similar ratio
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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.