Home / 2,028,321.23-2,798,976.75-1,110,374.46

Finding the Fourth Proportional to 2,028,321.23, 2,798,976.75 and 1,110,374.46

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Solution

The fourth proportional to 2,028,321.23, 2,798,976.75 and 1,110,374.46 is: 1,532,258.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028,321.23 : 2,798,976.75 = 1,110,374.46 : x
  2. Step 2: Convert to fraction form
    2,028,321.23/2,798,976.75 = 1,110,374.46/x
  3. Step 3: Cross multiply
    2,028,321.23x = 2,798,976.75 × 1,110,374.46
  4. Step 4: Simplify right side
    2,028,321.23x = 3,107,912,297,333.81
  5. Step 5: Solve for x
    x = 3,107,912,297,333.81/2,028,321.23
  6. Step 6: Final answer
    x = 1,532,258.43

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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.