Home / 1,900.38-2,622.56-1,061.16

Finding the Fourth Proportional to 1,900.38, 2,622.56 and 1,061.16

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Solution

The fourth proportional to 1,900.38, 2,622.56 and 1,061.16 is: 1,464.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900.38 : 2,622.56 = 1,061.16 : x
  2. Step 2: Convert to fraction form
    1,900.38/2,622.56 = 1,061.16/x
  3. Step 3: Cross multiply
    1,900.38x = 2,622.56 × 1,061.16
  4. Step 4: Simplify right side
    1,900.38x = 2,782,955.77
  5. Step 5: Solve for x
    x = 2,782,955.77/1,900.38
  6. Step 6: Final answer
    x = 1,464.42

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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.