Home / 1,682,370.44-2,321,668.98-1,078,757

Finding the Fourth Proportional to 1,682,370.44, 2,321,668.98 and 1,078,757

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Solution

The fourth proportional to 1,682,370.44, 2,321,668.98 and 1,078,757 is: 1,488,683.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,370.44 : 2,321,668.98 = 1,078,757 : x
  2. Step 2: Convert to fraction form
    1,682,370.44/2,321,668.98 = 1,078,757/x
  3. Step 3: Cross multiply
    1,682,370.44x = 2,321,668.98 × 1,078,757
  4. Step 4: Simplify right side
    1,682,370.44x = 2,504,516,663,857.86
  5. Step 5: Solve for x
    x = 2,504,516,663,857.86/1,682,370.44
  6. Step 6: Final answer
    x = 1,488,683.23

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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.