Home / 1,279,191.09-1,765,286.33-706,232.37

Finding the Fourth Proportional to 1,279,191.09, 1,765,286.33 and 706,232.37

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Solution

The fourth proportional to 1,279,191.09, 1,765,286.33 and 706,232.37 is: 974,602.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,191.09 : 1,765,286.33 = 706,232.37 : x
  2. Step 2: Convert to fraction form
    1,279,191.09/1,765,286.33 = 706,232.37/x
  3. Step 3: Cross multiply
    1,279,191.09x = 1,765,286.33 × 706,232.37
  4. Step 4: Simplify right side
    1,279,191.09x = 1,246,702,345,033.34
  5. Step 5: Solve for x
    x = 1,246,702,345,033.34/1,279,191.09
  6. Step 6: Final answer
    x = 974,602.12

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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.