Home / 1,255,939.40-1,733,208.72-682,992.02

Finding the Fourth Proportional to 1,255,939.40, 1,733,208.72 and 682,992.02

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Solution

The fourth proportional to 1,255,939.40, 1,733,208.72 and 682,992.02 is: 942,535.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,939.40 : 1,733,208.72 = 682,992.02 : x
  2. Step 2: Convert to fraction form
    1,255,939.40/1,733,208.72 = 682,992.02/x
  3. Step 3: Cross multiply
    1,255,939.40x = 1,733,208.72 × 682,992.02
  4. Step 4: Simplify right side
    1,255,939.40x = 1,183,767,724,754.41
  5. Step 5: Solve for x
    x = 1,183,767,724,754.41/1,255,939.40
  6. Step 6: Final answer
    x = 942,535.70

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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.