Home / 1,095,754.47-1,512,138.72-612,319.65

Finding the Fourth Proportional to 1,095,754.47, 1,512,138.72 and 612,319.65

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Solution

The fourth proportional to 1,095,754.47, 1,512,138.72 and 612,319.65 is: 844,999.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,754.47 : 1,512,138.72 = 612,319.65 : x
  2. Step 2: Convert to fraction form
    1,095,754.47/1,512,138.72 = 612,319.65/x
  3. Step 3: Cross multiply
    1,095,754.47x = 1,512,138.72 × 612,319.65
  4. Step 4: Simplify right side
    1,095,754.47x = 925,912,251,781.85
  5. Step 5: Solve for x
    x = 925,912,251,781.85/1,095,754.47
  6. Step 6: Final answer
    x = 844,999.75

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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.