Home / 1,111,414.38-1,533,822.39-681,635.94

Finding the Fourth Proportional to 1,111,414.38, 1,533,822.39 and 681,635.94

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Solution

The fourth proportional to 1,111,414.38, 1,533,822.39 and 681,635.94 is: 940,700.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,414.38 : 1,533,822.39 = 681,635.94 : x
  2. Step 2: Convert to fraction form
    1,111,414.38/1,533,822.39 = 681,635.94/x
  3. Step 3: Cross multiply
    1,111,414.38x = 1,533,822.39 × 681,635.94
  4. Step 4: Simplify right side
    1,111,414.38x = 1,045,508,466,600.70
  5. Step 5: Solve for x
    x = 1,045,508,466,600.70/1,111,414.38
  6. Step 6: Final answer
    x = 940,700.86

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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.