Home / 1,576,480.88-2,174,764.20-931,589.12

Finding the Fourth Proportional to 1,576,480.88, 2,174,764.20 and 931,589.12

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Solution

The fourth proportional to 1,576,480.88, 2,174,764.20 and 931,589.12 is: 1,285,132.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,480.88 : 2,174,764.20 = 931,589.12 : x
  2. Step 2: Convert to fraction form
    1,576,480.88/2,174,764.20 = 931,589.12/x
  3. Step 3: Cross multiply
    1,576,480.88x = 2,174,764.20 × 931,589.12
  4. Step 4: Simplify right side
    1,576,480.88x = 2,025,986,667,285.50
  5. Step 5: Solve for x
    x = 2,025,986,667,285.50/1,576,480.88
  6. Step 6: Final answer
    x = 1,285,132.41

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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.