Home / 1,888,268.46-2,834,871.84-1,121,166.33

Finding the Fourth Proportional to 1,888,268.46, 2,834,871.84 and 1,121,166.33

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Solution

The fourth proportional to 1,888,268.46, 2,834,871.84 and 1,121,166.33 is: 1,683,215.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,268.46 : 2,834,871.84 = 1,121,166.33 : x
  2. Step 2: Convert to fraction form
    1,888,268.46/2,834,871.84 = 1,121,166.33/x
  3. Step 3: Cross multiply
    1,888,268.46x = 2,834,871.84 × 1,121,166.33
  4. Step 4: Simplify right side
    1,888,268.46x = 3,178,362,856,873.15
  5. Step 5: Solve for x
    x = 3,178,362,856,873.15/1,888,268.46
  6. Step 6: Final answer
    x = 1,683,215.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.