Home / 865,101.47-1,185,169.25-832,756.61

Finding the Fourth Proportional to 865,101.47, 1,185,169.25 and 832,756.61

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Solution

The fourth proportional to 865,101.47, 1,185,169.25 and 832,756.61 is: 1,140,857.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,101.47 : 1,185,169.25 = 832,756.61 : x
  2. Step 2: Convert to fraction form
    865,101.47/1,185,169.25 = 832,756.61/x
  3. Step 3: Cross multiply
    865,101.47x = 1,185,169.25 × 832,756.61
  4. Step 4: Simplify right side
    865,101.47x = 986,957,531,951.06
  5. Step 5: Solve for x
    x = 986,957,531,951.06/865,101.47
  6. Step 6: Final answer
    x = 1,140,857.54

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.