Home / 2,041.89-2,817.81-1,110.39

Finding the Fourth Proportional to 2,041.89, 2,817.81 and 1,110.39

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Solution

The fourth proportional to 2,041.89, 2,817.81 and 1,110.39 is: 1,532.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041.89 : 2,817.81 = 1,110.39 : x
  2. Step 2: Convert to fraction form
    2,041.89/2,817.81 = 1,110.39/x
  3. Step 3: Cross multiply
    2,041.89x = 2,817.81 × 1,110.39
  4. Step 4: Simplify right side
    2,041.89x = 3,128,868.05
  5. Step 5: Solve for x
    x = 3,128,868.05/2,041.89
  6. Step 6: Final answer
    x = 1,532.34

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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.