Home / 2,781,437.18-4,170,847.88-1,076,383.44

Finding the Fourth Proportional to 2,781,437.18, 4,170,847.88 and 1,076,383.44

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Solution

The fourth proportional to 2,781,437.18, 4,170,847.88 and 1,076,383.44 is: 1,614,069.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781,437.18 : 4,170,847.88 = 1,076,383.44 : x
  2. Step 2: Convert to fraction form
    2,781,437.18/4,170,847.88 = 1,076,383.44/x
  3. Step 3: Cross multiply
    2,781,437.18x = 4,170,847.88 × 1,076,383.44
  4. Step 4: Simplify right side
    2,781,437.18x = 4,489,431,591,482.07
  5. Step 5: Solve for x
    x = 4,489,431,591,482.07/2,781,437.18
  6. Step 6: Final answer
    x = 1,614,069.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.