Home / 2,831,816.37-3,907,871.31-1,542,629.07

Finding the Fourth Proportional to 2,831,816.37, 3,907,871.31 and 1,542,629.07

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Solution

The fourth proportional to 2,831,816.37, 3,907,871.31 and 1,542,629.07 is: 2,128,808.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,831,816.37 : 3,907,871.31 = 1,542,629.07 : x
  2. Step 2: Convert to fraction form
    2,831,816.37/3,907,871.31 = 1,542,629.07/x
  3. Step 3: Cross multiply
    2,831,816.37x = 3,907,871.31 × 1,542,629.07
  4. Step 4: Simplify right side
    2,831,816.37x = 6,028,395,884,624.98
  5. Step 5: Solve for x
    x = 6,028,395,884,624.98/2,831,816.37
  6. Step 6: Final answer
    x = 2,128,808.90

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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.