Home / 1,255,200.90-1,732,196.91-682,242.54

Finding the Fourth Proportional to 1,255,200.90, 1,732,196.91 and 682,242.54

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Solution

The fourth proportional to 1,255,200.90, 1,732,196.91 and 682,242.54 is: 941,505.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,200.90 : 1,732,196.91 = 682,242.54 : x
  2. Step 2: Convert to fraction form
    1,255,200.90/1,732,196.91 = 682,242.54/x
  3. Step 3: Cross multiply
    1,255,200.90x = 1,732,196.91 × 682,242.54
  4. Step 4: Simplify right side
    1,255,200.90x = 1,181,778,419,658.55
  5. Step 5: Solve for x
    x = 1,181,778,419,658.55/1,255,200.90
  6. Step 6: Final answer
    x = 941,505.40

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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.