Home / 1,183,828.34-1,633,766.49-667,628.42

Finding the Fourth Proportional to 1,183,828.34, 1,633,766.49 and 667,628.42

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Solution

The fourth proportional to 1,183,828.34, 1,633,766.49 and 667,628.42 is: 921,374.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,828.34 : 1,633,766.49 = 667,628.42 : x
  2. Step 2: Convert to fraction form
    1,183,828.34/1,633,766.49 = 667,628.42/x
  3. Step 3: Cross multiply
    1,183,828.34x = 1,633,766.49 × 667,628.42
  4. Step 4: Simplify right side
    1,183,828.34x = 1,090,748,940,367.65
  5. Step 5: Solve for x
    x = 1,090,748,940,367.65/1,183,828.34
  6. Step 6: Final answer
    x = 921,374.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.