Home / 3,828,518.71-5,283,356.31-2,086,188.37

Finding the Fourth Proportional to 3,828,518.71, 5,283,356.31 and 2,086,188.37

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Solution

The fourth proportional to 3,828,518.71, 5,283,356.31 and 2,086,188.37 is: 2,878,940.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,518.71 : 5,283,356.31 = 2,086,188.37 : x
  2. Step 2: Convert to fraction form
    3,828,518.71/5,283,356.31 = 2,086,188.37/x
  3. Step 3: Cross multiply
    3,828,518.71x = 5,283,356.31 × 2,086,188.37
  4. Step 4: Simplify right side
    3,828,518.71x = 11,022,076,509,494.88
  5. Step 5: Solve for x
    x = 11,022,076,509,494.88/3,828,518.71
  6. Step 6: Final answer
    x = 2,878,940.23

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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.