Home / 1,255,022.15-1,731,881.79-682,050.02

Finding the Fourth Proportional to 1,255,022.15, 1,731,881.79 and 682,050.02

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Solution

The fourth proportional to 1,255,022.15, 1,731,881.79 and 682,050.02 is: 941,202.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,022.15 : 1,731,881.79 = 682,050.02 : x
  2. Step 2: Convert to fraction form
    1,255,022.15/1,731,881.79 = 682,050.02/x
  3. Step 3: Cross multiply
    1,255,022.15x = 1,731,881.79 × 682,050.02
  4. Step 4: Simplify right side
    1,255,022.15x = 1,181,230,000,847.73
  5. Step 5: Solve for x
    x = 1,181,230,000,847.73/1,255,022.15
  6. Step 6: Final answer
    x = 941,202.52

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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.