Home / 1,409,673.57-1,945,351.26-765,093.66

Finding the Fourth Proportional to 1,409,673.57, 1,945,351.26 and 765,093.66

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Solution

The fourth proportional to 1,409,673.57, 1,945,351.26 and 765,093.66 is: 1,055,830.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,673.57 : 1,945,351.26 = 765,093.66 : x
  2. Step 2: Convert to fraction form
    1,409,673.57/1,945,351.26 = 765,093.66/x
  3. Step 3: Cross multiply
    1,409,673.57x = 1,945,351.26 × 765,093.66
  4. Step 4: Simplify right side
    1,409,673.57x = 1,488,375,915,499.01
  5. Step 5: Solve for x
    x = 1,488,375,915,499.01/1,409,673.57
  6. Step 6: Final answer
    x = 1,055,830.19

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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.