Home / 947,201.76-1,413,892.85-827,626.32

Finding the Fourth Proportional to 947,201.76, 1,413,892.85 and 827,626.32

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Solution

The fourth proportional to 947,201.76, 1,413,892.85 and 827,626.32 is: 1,235,401.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,201.76 : 1,413,892.85 = 827,626.32 : x
  2. Step 2: Convert to fraction form
    947,201.76/1,413,892.85 = 827,626.32/x
  3. Step 3: Cross multiply
    947,201.76x = 1,413,892.85 × 827,626.32
  4. Step 4: Simplify right side
    947,201.76x = 1,170,174,932,181.68
  5. Step 5: Solve for x
    x = 1,170,174,932,181.68/947,201.76
  6. Step 6: Final answer
    x = 1,235,401.98

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.