Home / 1,760,986.62-2,640,400.38-749,532.60

Finding the Fourth Proportional to 1,760,986.62, 2,640,400.38 and 749,532.60

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Solution

The fourth proportional to 1,760,986.62, 2,640,400.38 and 749,532.60 is: 1,123,839.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,986.62 : 2,640,400.38 = 749,532.60 : x
  2. Step 2: Convert to fraction form
    1,760,986.62/2,640,400.38 = 749,532.60/x
  3. Step 3: Cross multiply
    1,760,986.62x = 2,640,400.38 × 749,532.60
  4. Step 4: Simplify right side
    1,760,986.62x = 1,979,066,161,862.39
  5. Step 5: Solve for x
    x = 1,979,066,161,862.39/1,760,986.62
  6. Step 6: Final answer
    x = 1,123,839.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.