Home / 1,255,222.68-1,732,224.96-682,262.88

Finding the Fourth Proportional to 1,255,222.68, 1,732,224.96 and 682,262.88

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Solution

The fourth proportional to 1,255,222.68, 1,732,224.96 and 682,262.88 is: 941,532.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,222.68 : 1,732,224.96 = 682,262.88 : x
  2. Step 2: Convert to fraction form
    1,255,222.68/1,732,224.96 = 682,262.88/x
  3. Step 3: Cross multiply
    1,255,222.68x = 1,732,224.96 × 682,262.88
  4. Step 4: Simplify right side
    1,255,222.68x = 1,181,832,790,017.48
  5. Step 5: Solve for x
    x = 1,181,832,790,017.48/1,255,222.68
  6. Step 6: Final answer
    x = 941,532.37

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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.