Home / 1,192,556.70-1,788,845.72-339,627.65

Finding the Fourth Proportional to 1,192,556.70, 1,788,845.72 and 339,627.65

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Solution

The fourth proportional to 1,192,556.70, 1,788,845.72 and 339,627.65 is: 509,444.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,556.70 : 1,788,845.72 = 339,627.65 : x
  2. Step 2: Convert to fraction form
    1,192,556.70/1,788,845.72 = 339,627.65/x
  3. Step 3: Cross multiply
    1,192,556.70x = 1,788,845.72 × 339,627.65
  4. Step 4: Simplify right side
    1,192,556.70x = 607,541,457,453.79
  5. Step 5: Solve for x
    x = 607,541,457,453.79/1,192,556.70
  6. Step 6: Final answer
    x = 509,444.50

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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.