Home / 1,257,517.06-1,735,104.45-748,119.94

Finding the Fourth Proportional to 1,257,517.06, 1,735,104.45 and 748,119.94

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Solution

The fourth proportional to 1,257,517.06, 1,735,104.45 and 748,119.94 is: 1,032,245.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,517.06 : 1,735,104.45 = 748,119.94 : x
  2. Step 2: Convert to fraction form
    1,257,517.06/1,735,104.45 = 748,119.94/x
  3. Step 3: Cross multiply
    1,257,517.06x = 1,735,104.45 × 748,119.94
  4. Step 4: Simplify right side
    1,257,517.06x = 1,298,066,237,027.73
  5. Step 5: Solve for x
    x = 1,298,066,237,027.73/1,257,517.06
  6. Step 6: Final answer
    x = 1,032,245.43

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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.