Home / 2,180,930.81-3,009,783.22-1,263,200.00

Finding the Fourth Proportional to 2,180,930.81, 3,009,783.22 and 1,263,200.00

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Solution

The fourth proportional to 2,180,930.81, 3,009,783.22 and 1,263,200.00 is: 1,743,273.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,930.81 : 3,009,783.22 = 1,263,200.00 : x
  2. Step 2: Convert to fraction form
    2,180,930.81/3,009,783.22 = 1,263,200.00/x
  3. Step 3: Cross multiply
    2,180,930.81x = 3,009,783.22 × 1,263,200.00
  4. Step 4: Simplify right side
    2,180,930.81x = 3,801,958,145,297.08
  5. Step 5: Solve for x
    x = 3,801,958,145,297.08/2,180,930.81
  6. Step 6: Final answer
    x = 1,743,273.16

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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.