Home / 1,760,115.28-2,428,939.56-985,753.12

Finding the Fourth Proportional to 1,760,115.28, 2,428,939.56 and 985,753.12

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Solution

The fourth proportional to 1,760,115.28, 2,428,939.56 and 985,753.12 is: 1,360,328.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,115.28 : 2,428,939.56 = 985,753.12 : x
  2. Step 2: Convert to fraction form
    1,760,115.28/2,428,939.56 = 985,753.12/x
  3. Step 3: Cross multiply
    1,760,115.28x = 2,428,939.56 × 985,753.12
  4. Step 4: Simplify right side
    1,760,115.28x = 2,394,334,749,561.43
  5. Step 5: Solve for x
    x = 2,394,334,749,561.43/1,760,115.28
  6. Step 6: Final answer
    x = 1,360,328.37

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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.