Home / 1,265,085.14-1,745,645.38-755,679.38

Finding the Fourth Proportional to 1,265,085.14, 1,745,645.38 and 755,679.38

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Solution

The fourth proportional to 1,265,085.14, 1,745,645.38 and 755,679.38 is: 1,042,734.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,085.14 : 1,745,645.38 = 755,679.38 : x
  2. Step 2: Convert to fraction form
    1,265,085.14/1,745,645.38 = 755,679.38/x
  3. Step 3: Cross multiply
    1,265,085.14x = 1,745,645.38 × 755,679.38
  4. Step 4: Simplify right side
    1,265,085.14x = 1,319,148,207,840.84
  5. Step 5: Solve for x
    x = 1,319,148,207,840.84/1,265,085.14
  6. Step 6: Final answer
    x = 1,042,734.73

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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.