Home / 3,211,309.44-4,431,570.48-1,853,153.28

Finding the Fourth Proportional to 3,211,309.44, 4,431,570.48 and 1,853,153.28

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Solution

The fourth proportional to 3,211,309.44, 4,431,570.48 and 1,853,153.28 is: 2,557,330.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,309.44 : 4,431,570.48 = 1,853,153.28 : x
  2. Step 2: Convert to fraction form
    3,211,309.44/4,431,570.48 = 1,853,153.28/x
  3. Step 3: Cross multiply
    3,211,309.44x = 4,431,570.48 × 1,853,153.28
  4. Step 4: Simplify right side
    3,211,309.44x = 8,212,379,370,563.18
  5. Step 5: Solve for x
    x = 8,212,379,370,563.18/3,211,309.44
  6. Step 6: Final answer
    x = 2,557,330.44

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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.