Home / 1,227,297.88-1,840,932.20-316,475.56

Finding the Fourth Proportional to 1,227,297.88, 1,840,932.20 and 316,475.56

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Solution

The fourth proportional to 1,227,297.88, 1,840,932.20 and 316,475.56 is: 474,709.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,297.88 : 1,840,932.20 = 316,475.56 : x
  2. Step 2: Convert to fraction form
    1,227,297.88/1,840,932.20 = 316,475.56/x
  3. Step 3: Cross multiply
    1,227,297.88x = 1,840,932.20 × 316,475.56
  4. Step 4: Simplify right side
    1,227,297.88x = 582,610,048,917.03
  5. Step 5: Solve for x
    x = 582,610,048,917.03/1,227,297.88
  6. Step 6: Final answer
    x = 474,709.57

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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.