Home / 1,109,183.52-1,530,743.27-625,572.21

Finding the Fourth Proportional to 1,109,183.52, 1,530,743.27 and 625,572.21

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Solution

The fourth proportional to 1,109,183.52, 1,530,743.27 and 625,572.21 is: 863,329.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,183.52 : 1,530,743.27 = 625,572.21 : x
  2. Step 2: Convert to fraction form
    1,109,183.52/1,530,743.27 = 625,572.21/x
  3. Step 3: Cross multiply
    1,109,183.52x = 1,530,743.27 × 625,572.21
  4. Step 4: Simplify right side
    1,109,183.52x = 957,590,452,968.95
  5. Step 5: Solve for x
    x = 957,590,452,968.95/1,109,183.52
  6. Step 6: Final answer
    x = 863,329.14

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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.