Home / 1,900.28-2,622.36-1,061.00

Finding the Fourth Proportional to 1,900.28, 2,622.36 and 1,061.00

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Solution

The fourth proportional to 1,900.28, 2,622.36 and 1,061.00 is: 1,464.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900.28 : 2,622.36 = 1,061.00 : x
  2. Step 2: Convert to fraction form
    1,900.28/2,622.36 = 1,061.00/x
  3. Step 3: Cross multiply
    1,900.28x = 2,622.36 × 1,061.00
  4. Step 4: Simplify right side
    1,900.28x = 2,782,323.17
  5. Step 5: Solve for x
    x = 2,782,323.17/1,900.28
  6. Step 6: Final answer
    x = 1,464.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.