Home / 1,660,279.82-2,291,198.94-935,059.68

Finding the Fourth Proportional to 1,660,279.82, 2,291,198.94 and 935,059.68

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Solution

The fourth proportional to 1,660,279.82, 2,291,198.94 and 935,059.68 is: 1,290,389.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,279.82 : 2,291,198.94 = 935,059.68 : x
  2. Step 2: Convert to fraction form
    1,660,279.82/2,291,198.94 = 935,059.68/x
  3. Step 3: Cross multiply
    1,660,279.82x = 2,291,198.94 × 935,059.68
  4. Step 4: Simplify right side
    1,660,279.82x = 2,142,407,747,652.74
  5. Step 5: Solve for x
    x = 2,142,407,747,652.74/1,660,279.82
  6. Step 6: Final answer
    x = 1,290,389.56

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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.