Home / 3,749,346.60-5,174,072.55-2,030,427.78

Finding the Fourth Proportional to 3,749,346.60, 5,174,072.55 and 2,030,427.78

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Solution

The fourth proportional to 3,749,346.60, 5,174,072.55 and 2,030,427.78 is: 2,801,976.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749,346.60 : 5,174,072.55 = 2,030,427.78 : x
  2. Step 2: Convert to fraction form
    3,749,346.60/5,174,072.55 = 2,030,427.78/x
  3. Step 3: Cross multiply
    3,749,346.60x = 5,174,072.55 × 2,030,427.78
  4. Step 4: Simplify right side
    3,749,346.60x = 10,505,580,641,255.44
  5. Step 5: Solve for x
    x = 10,505,580,641,255.44/3,749,346.60
  6. Step 6: Final answer
    x = 2,801,976.39

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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.