Home / 892,644.66-1,231,238.22-570,211.56

Finding the Fourth Proportional to 892,644.66, 1,231,238.22 and 570,211.56

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Solution

The fourth proportional to 892,644.66, 1,231,238.22 and 570,211.56 is: 786,501.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,644.66 : 1,231,238.22 = 570,211.56 : x
  2. Step 2: Convert to fraction form
    892,644.66/1,231,238.22 = 570,211.56/x
  3. Step 3: Cross multiply
    892,644.66x = 1,231,238.22 × 570,211.56
  4. Step 4: Simplify right side
    892,644.66x = 702,066,266,157.82
  5. Step 5: Solve for x
    x = 702,066,266,157.82/892,644.66
  6. Step 6: Final answer
    x = 786,501.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.