Home / 3,485,500.92-5,228,255.49-1,089,358.11

Finding the Fourth Proportional to 3,485,500.92, 5,228,255.49 and 1,089,358.11

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Solution

The fourth proportional to 3,485,500.92, 5,228,255.49 and 1,089,358.11 is: 1,634,038.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,500.92 : 5,228,255.49 = 1,089,358.11 : x
  2. Step 2: Convert to fraction form
    3,485,500.92/5,228,255.49 = 1,089,358.11/x
  3. Step 3: Cross multiply
    3,485,500.92x = 5,228,255.49 × 1,089,358.11
  4. Step 4: Simplify right side
    3,485,500.92x = 5,695,442,519,183.53
  5. Step 5: Solve for x
    x = 5,695,442,519,183.53/3,485,500.92
  6. Step 6: Final answer
    x = 1,634,038.45

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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.