Home / 1,775.24-2,450.03-1,019.28

Finding the Fourth Proportional to 1,775.24, 2,450.03 and 1,019.28

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Solution

The fourth proportional to 1,775.24, 2,450.03 and 1,019.28 is: 1,406.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775.24 : 2,450.03 = 1,019.28 : x
  2. Step 2: Convert to fraction form
    1,775.24/2,450.03 = 1,019.28/x
  3. Step 3: Cross multiply
    1,775.24x = 2,450.03 × 1,019.28
  4. Step 4: Simplify right side
    1,775.24x = 2,497,261.48
  5. Step 5: Solve for x
    x = 2,497,261.48/1,775.24
  6. Step 6: Final answer
    x = 1,406.72

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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.