Home / 1,063,754.25-1,467,980.87-681,781.04

Finding the Fourth Proportional to 1,063,754.25, 1,467,980.87 and 681,781.04

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Solution

The fourth proportional to 1,063,754.25, 1,467,980.87 and 681,781.04 is: 940,857.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,754.25 : 1,467,980.87 = 681,781.04 : x
  2. Step 2: Convert to fraction form
    1,063,754.25/1,467,980.87 = 681,781.04/x
  3. Step 3: Cross multiply
    1,063,754.25x = 1,467,980.87 × 681,781.04
  4. Step 4: Simplify right side
    1,063,754.25x = 1,000,841,513,499.90
  5. Step 5: Solve for x
    x = 1,000,841,513,499.90/1,063,754.25
  6. Step 6: Final answer
    x = 940,857.83

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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.