Home / 1,255,056.82-1,731,991.84-682,097.02

Finding the Fourth Proportional to 1,255,056.82, 1,731,991.84 and 682,097.02

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Solution

The fourth proportional to 1,255,056.82, 1,731,991.84 and 682,097.02 is: 941,301.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,056.82 : 1,731,991.84 = 682,097.02 : x
  2. Step 2: Convert to fraction form
    1,255,056.82/1,731,991.84 = 682,097.02/x
  3. Step 3: Cross multiply
    1,255,056.82x = 1,731,991.84 × 682,097.02
  4. Step 4: Simplify right side
    1,255,056.82x = 1,181,386,472,728.32
  5. Step 5: Solve for x
    x = 1,181,386,472,728.32/1,255,056.82
  6. Step 6: Final answer
    x = 941,301.19

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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.