Home / 1,076,268-1,485,249.84-623,821.44

Finding the Fourth Proportional to 1,076,268, 1,485,249.84 and 623,821.44

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Solution

The fourth proportional to 1,076,268, 1,485,249.84 and 623,821.44 is: 860,873.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,268 : 1,485,249.84 = 623,821.44 : x
  2. Step 2: Convert to fraction form
    1,076,268/1,485,249.84 = 623,821.44/x
  3. Step 3: Cross multiply
    1,076,268x = 1,485,249.84 × 623,821.44
  4. Step 4: Simplify right side
    1,076,268x = 926,530,693,948.57
  5. Step 5: Solve for x
    x = 926,530,693,948.57/1,076,268
  6. Step 6: Final answer
    x = 860,873.59

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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.