Home / 2,076,178.88-3,114,112.80-580,387.52

Finding the Fourth Proportional to 2,076,178.88, 3,114,112.80 and 580,387.52

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Solution

The fourth proportional to 2,076,178.88, 3,114,112.80 and 580,387.52 is: 870,537.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,178.88 : 3,114,112.80 = 580,387.52 : x
  2. Step 2: Convert to fraction form
    2,076,178.88/3,114,112.80 = 580,387.52/x
  3. Step 3: Cross multiply
    2,076,178.88x = 3,114,112.80 × 580,387.52
  4. Step 4: Simplify right side
    2,076,178.88x = 1,807,392,204,992.26
  5. Step 5: Solve for x
    x = 1,807,392,204,992.26/2,076,178.88
  6. Step 6: Final answer
    x = 870,537.81

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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.