Home / 3,478,626.36-4,800,553.56-2,101,778.64

Finding the Fourth Proportional to 3,478,626.36, 4,800,553.56 and 2,101,778.64

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Solution

The fourth proportional to 3,478,626.36, 4,800,553.56 and 2,101,778.64 is: 2,900,484.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,626.36 : 4,800,553.56 = 2,101,778.64 : x
  2. Step 2: Convert to fraction form
    3,478,626.36/4,800,553.56 = 2,101,778.64/x
  3. Step 3: Cross multiply
    3,478,626.36x = 4,800,553.56 × 2,101,778.64
  4. Step 4: Simplify right side
    3,478,626.36x = 10,089,700,932,583.96
  5. Step 5: Solve for x
    x = 10,089,700,932,583.96/3,478,626.36
  6. Step 6: Final answer
    x = 2,900,484.24

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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.