Home / 1,191,633.58-1,786,442.73-517,207.96

Finding the Fourth Proportional to 1,191,633.58, 1,786,442.73 and 517,207.96

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Solution

The fourth proportional to 1,191,633.58, 1,786,442.73 and 517,207.96 is: 775,374.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,633.58 : 1,786,442.73 = 517,207.96 : x
  2. Step 2: Convert to fraction form
    1,191,633.58/1,786,442.73 = 517,207.96/x
  3. Step 3: Cross multiply
    1,191,633.58x = 1,786,442.73 × 517,207.96
  4. Step 4: Simplify right side
    1,191,633.58x = 923,962,400,040.13
  5. Step 5: Solve for x
    x = 923,962,400,040.13/1,191,633.58
  6. Step 6: Final answer
    x = 775,374.59

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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.