Home / 1,255,133.36-1,732,077.94-682,173.59

Finding the Fourth Proportional to 1,255,133.36, 1,732,077.94 and 682,173.59

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Solution

The fourth proportional to 1,255,133.36, 1,732,077.94 and 682,173.59 is: 941,396.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,133.36 : 1,732,077.94 = 682,173.59 : x
  2. Step 2: Convert to fraction form
    1,255,133.36/1,732,077.94 = 682,173.59/x
  3. Step 3: Cross multiply
    1,255,133.36x = 1,732,077.94 × 682,173.59
  4. Step 4: Simplify right side
    1,255,133.36x = 1,181,577,817,829.21
  5. Step 5: Solve for x
    x = 1,181,577,817,829.21/1,255,133.36
  6. Step 6: Final answer
    x = 941,396.23

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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.