Home / 947,198.76-1,413,888.38-827,623.32

Finding the Fourth Proportional to 947,198.76, 1,413,888.38 and 827,623.32

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Solution

The fourth proportional to 947,198.76, 1,413,888.38 and 827,623.32 is: 1,235,397.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,198.76 : 1,413,888.38 = 827,623.32 : x
  2. Step 2: Convert to fraction form
    947,198.76/1,413,888.38 = 827,623.32/x
  3. Step 3: Cross multiply
    947,198.76x = 1,413,888.38 × 827,623.32
  4. Step 4: Simplify right side
    947,198.76x = 1,170,166,991,026.91
  5. Step 5: Solve for x
    x = 1,170,166,991,026.91/947,198.76
  6. Step 6: Final answer
    x = 1,235,397.51

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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.