Home / 3,888,010.70-5,832,016.05-3,478,604.30

Finding the Fourth Proportional to 3,888,010.70, 5,832,016.05 and 3,478,604.30

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Solution

The fourth proportional to 3,888,010.70, 5,832,016.05 and 3,478,604.30 is: 5,217,906.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,010.70 : 5,832,016.05 = 3,478,604.30 : x
  2. Step 2: Convert to fraction form
    3,888,010.70/5,832,016.05 = 3,478,604.30/x
  3. Step 3: Cross multiply
    3,888,010.70x = 5,832,016.05 × 3,478,604.30
  4. Step 4: Simplify right side
    3,888,010.70x = 20,287,276,109,199.01
  5. Step 5: Solve for x
    x = 20,287,276,109,199.01/3,888,010.70
  6. Step 6: Final answer
    x = 5,217,906.45

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Double scale
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Similar ratio
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1.5x scale

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.