Home / 1,573,172.94-2,169,745.29-1,076,751.09

Finding the Fourth Proportional to 1,573,172.94, 2,169,745.29 and 1,076,751.09

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Solution

The fourth proportional to 1,573,172.94, 2,169,745.29 and 1,076,751.09 is: 1,485,072.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573,172.94 : 2,169,745.29 = 1,076,751.09 : x
  2. Step 2: Convert to fraction form
    1,573,172.94/2,169,745.29 = 1,076,751.09/x
  3. Step 3: Cross multiply
    1,573,172.94x = 2,169,745.29 × 1,076,751.09
  4. Step 4: Simplify right side
    1,573,172.94x = 2,336,275,606,029.87
  5. Step 5: Solve for x
    x = 2,336,275,606,029.87/1,573,172.94
  6. Step 6: Final answer
    x = 1,485,072.33

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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.