Home / 1,340,546.86-1,850,845.39-1,029,896.06

Finding the Fourth Proportional to 1,340,546.86, 1,850,845.39 and 1,029,896.06

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Solution

The fourth proportional to 1,340,546.86, 1,850,845.39 and 1,029,896.06 is: 1,421,940.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,546.86 : 1,850,845.39 = 1,029,896.06 : x
  2. Step 2: Convert to fraction form
    1,340,546.86/1,850,845.39 = 1,029,896.06/x
  3. Step 3: Cross multiply
    1,340,546.86x = 1,850,845.39 × 1,029,896.06
  4. Step 4: Simplify right side
    1,340,546.86x = 1,906,178,374,830.16
  5. Step 5: Solve for x
    x = 1,906,178,374,830.16/1,340,546.86
  6. Step 6: Final answer
    x = 1,421,940.88

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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.