Home / 1,255,754.12-1,732,928.10-682,794.32

Finding the Fourth Proportional to 1,255,754.12, 1,732,928.10 and 682,794.32

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Solution

The fourth proportional to 1,255,754.12, 1,732,928.10 and 682,794.32 is: 942,249.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,754.12 : 1,732,928.10 = 682,794.32 : x
  2. Step 2: Convert to fraction form
    1,255,754.12/1,732,928.10 = 682,794.32/x
  3. Step 3: Cross multiply
    1,255,754.12x = 1,732,928.10 × 682,794.32
  4. Step 4: Simplify right side
    1,255,754.12x = 1,183,233,463,648.39
  5. Step 5: Solve for x
    x = 1,183,233,463,648.39/1,255,754.12
  6. Step 6: Final answer
    x = 942,249.32

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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.