Home / 3,855,105.20-5,778,510.60-1,458,023.60

Finding the Fourth Proportional to 3,855,105.20, 5,778,510.60 and 1,458,023.60

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Solution

The fourth proportional to 3,855,105.20, 5,778,510.60 and 1,458,023.60 is: 2,185,466.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,105.20 : 5,778,510.60 = 1,458,023.60 : x
  2. Step 2: Convert to fraction form
    3,855,105.20/5,778,510.60 = 1,458,023.60/x
  3. Step 3: Cross multiply
    3,855,105.20x = 5,778,510.60 × 1,458,023.60
  4. Step 4: Simplify right side
    3,855,105.20x = 8,425,204,827,650.16
  5. Step 5: Solve for x
    x = 8,425,204,827,650.16/3,855,105.20
  6. Step 6: Final answer
    x = 2,185,466.90

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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.