Home / 1,237,633.12-1,856,451.12-339,082.66

Finding the Fourth Proportional to 1,237,633.12, 1,856,451.12 and 339,082.66

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Solution

The fourth proportional to 1,237,633.12, 1,856,451.12 and 339,082.66 is: 508,624.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,633.12 : 1,856,451.12 = 339,082.66 : x
  2. Step 2: Convert to fraction form
    1,237,633.12/1,856,451.12 = 339,082.66/x
  3. Step 3: Cross multiply
    1,237,633.12x = 1,856,451.12 × 339,082.66
  4. Step 4: Simplify right side
    1,237,633.12x = 629,490,383,929.58
  5. Step 5: Solve for x
    x = 629,490,383,929.58/1,237,633.12
  6. Step 6: Final answer
    x = 508,624.38

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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.