Home / 1,109,251.73-1,530,635.73-625,788.65

Finding the Fourth Proportional to 1,109,251.73, 1,530,635.73 and 625,788.65

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Solution

The fourth proportional to 1,109,251.73, 1,530,635.73 and 625,788.65 is: 863,514.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,251.73 : 1,530,635.73 = 625,788.65 : x
  2. Step 2: Convert to fraction form
    1,109,251.73/1,530,635.73 = 625,788.65/x
  3. Step 3: Cross multiply
    1,109,251.73x = 1,530,635.73 × 625,788.65
  4. Step 4: Simplify right side
    1,109,251.73x = 957,854,467,118.47
  5. Step 5: Solve for x
    x = 957,854,467,118.47/1,109,251.73
  6. Step 6: Final answer
    x = 863,514.06

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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.