Home / 1,787,182.36-2,682,102.46-722,233.64

Finding the Fourth Proportional to 1,787,182.36, 2,682,102.46 and 722,233.64

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Solution

The fourth proportional to 1,787,182.36, 2,682,102.46 and 722,233.64 is: 1,083,887.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,182.36 : 2,682,102.46 = 722,233.64 : x
  2. Step 2: Convert to fraction form
    1,787,182.36/2,682,102.46 = 722,233.64/x
  3. Step 3: Cross multiply
    1,787,182.36x = 2,682,102.46 × 722,233.64
  4. Step 4: Simplify right side
    1,787,182.36x = 1,937,104,622,538.75
  5. Step 5: Solve for x
    x = 1,937,104,622,538.75/1,787,182.36
  6. Step 6: Final answer
    x = 1,083,887.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.