Home / 3,303,431.91-4,558,945.48-1,853,221.28

Finding the Fourth Proportional to 3,303,431.91, 4,558,945.48 and 1,853,221.28

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Solution

The fourth proportional to 3,303,431.91, 4,558,945.48 and 1,853,221.28 is: 2,557,562.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303,431.91 : 4,558,945.48 = 1,853,221.28 : x
  2. Step 2: Convert to fraction form
    3,303,431.91/4,558,945.48 = 1,853,221.28/x
  3. Step 3: Cross multiply
    3,303,431.91x = 4,558,945.48 × 1,853,221.28
  4. Step 4: Simplify right side
    3,303,431.91x = 8,448,734,750,468.03
  5. Step 5: Solve for x
    x = 8,448,734,750,468.03/3,303,431.91
  6. Step 6: Final answer
    x = 2,557,562.86

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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.