Home / 1,254,969.56-1,731,869-682,009.72

Finding the Fourth Proportional to 1,254,969.56, 1,731,869 and 682,009.72

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Solution

The fourth proportional to 1,254,969.56, 1,731,869 and 682,009.72 is: 941,179.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,969.56 : 1,731,869 = 682,009.72 : x
  2. Step 2: Convert to fraction form
    1,254,969.56/1,731,869 = 682,009.72/x
  3. Step 3: Cross multiply
    1,254,969.56x = 1,731,869 × 682,009.72
  4. Step 4: Simplify right side
    1,254,969.56x = 1,181,151,491,766.68
  5. Step 5: Solve for x
    x = 1,181,151,491,766.68/1,254,969.56
  6. Step 6: Final answer
    x = 941,179.40

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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.