Home / 3,076,274.96-4,611,379.78-1,080,331.28

Finding the Fourth Proportional to 3,076,274.96, 4,611,379.78 and 1,080,331.28

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Solution

The fourth proportional to 3,076,274.96, 4,611,379.78 and 1,080,331.28 is: 1,619,431.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076,274.96 : 4,611,379.78 = 1,080,331.28 : x
  2. Step 2: Convert to fraction form
    3,076,274.96/4,611,379.78 = 1,080,331.28/x
  3. Step 3: Cross multiply
    3,076,274.96x = 4,611,379.78 × 1,080,331.28
  4. Step 4: Simplify right side
    3,076,274.96x = 4,981,817,820,293.52
  5. Step 5: Solve for x
    x = 4,981,817,820,293.52/3,076,274.96
  6. Step 6: Final answer
    x = 1,619,431.91

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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.