Home / 3,368,105.80-5,052,158.70-972,028.60

Finding the Fourth Proportional to 3,368,105.80, 5,052,158.70 and 972,028.60

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Solution

The fourth proportional to 3,368,105.80, 5,052,158.70 and 972,028.60 is: 1,458,042.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368,105.80 : 5,052,158.70 = 972,028.60 : x
  2. Step 2: Convert to fraction form
    3,368,105.80/5,052,158.70 = 972,028.60/x
  3. Step 3: Cross multiply
    3,368,105.80x = 5,052,158.70 × 972,028.60
  4. Step 4: Simplify right side
    3,368,105.80x = 4,910,842,748,138.82
  5. Step 5: Solve for x
    x = 4,910,842,748,138.82/3,368,105.80
  6. Step 6: Final answer
    x = 1,458,042.90

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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.