Home / 3,111,173.13-4,294,367.85-1,804,755.32

Finding the Fourth Proportional to 3,111,173.13, 4,294,367.85 and 1,804,755.32

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Solution

The fourth proportional to 3,111,173.13, 4,294,367.85 and 1,804,755.32 is: 2,491,112.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,173.13 : 4,294,367.85 = 1,804,755.32 : x
  2. Step 2: Convert to fraction form
    3,111,173.13/4,294,367.85 = 1,804,755.32/x
  3. Step 3: Cross multiply
    3,111,173.13x = 4,294,367.85 × 1,804,755.32
  4. Step 4: Simplify right side
    3,111,173.13x = 7,750,283,223,324.46
  5. Step 5: Solve for x
    x = 7,750,283,223,324.46/3,111,173.13
  6. Step 6: Final answer
    x = 2,491,112.81

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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.