Home / 2,379,237.62-3,283,260.21-1,291,485.33

Finding the Fourth Proportional to 2,379,237.62, 3,283,260.21 and 1,291,485.33

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Solution

The fourth proportional to 2,379,237.62, 3,283,260.21 and 1,291,485.33 is: 1,782,202.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379,237.62 : 3,283,260.21 = 1,291,485.33 : x
  2. Step 2: Convert to fraction form
    2,379,237.62/3,283,260.21 = 1,291,485.33/x
  3. Step 3: Cross multiply
    2,379,237.62x = 3,283,260.21 × 1,291,485.33
  4. Step 4: Simplify right side
    2,379,237.62x = 4,240,282,395,787.72
  5. Step 5: Solve for x
    x = 4,240,282,395,787.72/2,379,237.62
  6. Step 6: Final answer
    x = 1,782,202.15

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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.