Home / 1,824.81-2,518.34-1,039.11

Finding the Fourth Proportional to 1,824.81, 2,518.34 and 1,039.11

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Solution

The fourth proportional to 1,824.81, 2,518.34 and 1,039.11 is: 1,434.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.81 : 2,518.34 = 1,039.11 : x
  2. Step 2: Convert to fraction form
    1,824.81/2,518.34 = 1,039.11/x
  3. Step 3: Cross multiply
    1,824.81x = 2,518.34 × 1,039.11
  4. Step 4: Simplify right side
    1,824.81x = 2,616,827.08
  5. Step 5: Solve for x
    x = 2,616,827.08/1,824.81
  6. Step 6: Final answer
    x = 1,434.03

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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.