Home / 2,107,112.19-2,907,822.48-1,140,242.37

Finding the Fourth Proportional to 2,107,112.19, 2,907,822.48 and 1,140,242.37

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Solution

The fourth proportional to 2,107,112.19, 2,907,822.48 and 1,140,242.37 is: 1,573,538.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,112.19 : 2,907,822.48 = 1,140,242.37 : x
  2. Step 2: Convert to fraction form
    2,107,112.19/2,907,822.48 = 1,140,242.37/x
  3. Step 3: Cross multiply
    2,107,112.19x = 2,907,822.48 × 1,140,242.37
  4. Step 4: Simplify right side
    2,107,112.19x = 3,315,622,396,134.48
  5. Step 5: Solve for x
    x = 3,315,622,396,134.48/2,107,112.19
  6. Step 6: Final answer
    x = 1,573,538.61

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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.