Home / 2,181,348.18-3,009,481.23-1,263,076.02

Finding the Fourth Proportional to 2,181,348.18, 3,009,481.23 and 1,263,076.02

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Solution

The fourth proportional to 2,181,348.18, 3,009,481.23 and 1,263,076.02 is: 1,742,593.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,348.18 : 3,009,481.23 = 1,263,076.02 : x
  2. Step 2: Convert to fraction form
    2,181,348.18/3,009,481.23 = 1,263,076.02/x
  3. Step 3: Cross multiply
    2,181,348.18x = 3,009,481.23 × 1,263,076.02
  4. Step 4: Simplify right side
    2,181,348.18x = 3,801,203,574,253.10
  5. Step 5: Solve for x
    x = 3,801,203,574,253.10/2,181,348.18
  6. Step 6: Final answer
    x = 1,742,593.69

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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.