Home / 2,112,032.80-3,168,049.20-1,364,922.40

Finding the Fourth Proportional to 2,112,032.80, 3,168,049.20 and 1,364,922.40

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Solution

The fourth proportional to 2,112,032.80, 3,168,049.20 and 1,364,922.40 is: 2,047,383.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,112,032.80 : 3,168,049.20 = 1,364,922.40 : x
  2. Step 2: Convert to fraction form
    2,112,032.80/3,168,049.20 = 1,364,922.40/x
  3. Step 3: Cross multiply
    2,112,032.80x = 3,168,049.20 × 1,364,922.40
  4. Step 4: Simplify right side
    2,112,032.80x = 4,324,141,317,382.08
  5. Step 5: Solve for x
    x = 4,324,141,317,382.08/2,112,032.80
  6. Step 6: Final answer
    x = 2,047,383.60

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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.