Home / 2,090.48-2,882.12-1,619.06

Finding the Fourth Proportional to 2,090.48, 2,882.12 and 1,619.06

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Solution

The fourth proportional to 2,090.48, 2,882.12 and 1,619.06 is: 2,232.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090.48 : 2,882.12 = 1,619.06 : x
  2. Step 2: Convert to fraction form
    2,090.48/2,882.12 = 1,619.06/x
  3. Step 3: Cross multiply
    2,090.48x = 2,882.12 × 1,619.06
  4. Step 4: Simplify right side
    2,090.48x = 4,666,302.70
  5. Step 5: Solve for x
    x = 4,666,302.70/2,090.48
  6. Step 6: Final answer
    x = 2,232.17

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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.