Home / 1,076,236.07-1,485,076.37-617,326.92

Finding the Fourth Proportional to 1,076,236.07, 1,485,076.37 and 617,326.92

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Solution

The fourth proportional to 1,076,236.07, 1,485,076.37 and 617,326.92 is: 851,836.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,236.07 : 1,485,076.37 = 617,326.92 : x
  2. Step 2: Convert to fraction form
    1,076,236.07/1,485,076.37 = 617,326.92/x
  3. Step 3: Cross multiply
    1,076,236.07x = 1,485,076.37 × 617,326.92
  4. Step 4: Simplify right side
    1,076,236.07x = 916,777,618,370.25
  5. Step 5: Solve for x
    x = 916,777,618,370.25/1,076,236.07
  6. Step 6: Final answer
    x = 851,836.92

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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.