Home / 885,724.23-1,222,887.69-681,414.69

Finding the Fourth Proportional to 885,724.23, 1,222,887.69 and 681,414.69

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Solution

The fourth proportional to 885,724.23, 1,222,887.69 and 681,414.69 is: 940,804.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,724.23 : 1,222,887.69 = 681,414.69 : x
  2. Step 2: Convert to fraction form
    885,724.23/1,222,887.69 = 681,414.69/x
  3. Step 3: Cross multiply
    885,724.23x = 1,222,887.69 × 681,414.69
  4. Step 4: Simplify right side
    885,724.23x = 833,293,636,186.17
  5. Step 5: Solve for x
    x = 833,293,636,186.17/885,724.23
  6. Step 6: Final answer
    x = 940,804.83

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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.