Home / 1,191,633.33-1,786,442.34-517,207.71

Finding the Fourth Proportional to 1,191,633.33, 1,786,442.34 and 517,207.71

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Solution

The fourth proportional to 1,191,633.33, 1,786,442.34 and 517,207.71 is: 775,374.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,633.33 : 1,786,442.34 = 517,207.71 : x
  2. Step 2: Convert to fraction form
    1,191,633.33/1,786,442.34 = 517,207.71/x
  3. Step 3: Cross multiply
    1,191,633.33x = 1,786,442.34 × 517,207.71
  4. Step 4: Simplify right side
    1,191,633.33x = 923,961,751,718.44
  5. Step 5: Solve for x
    x = 923,961,751,718.44/1,191,633.33
  6. Step 6: Final answer
    x = 775,374.21

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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.