Home / 2,145,928.34-3,218,393.14-798,725.41

Finding the Fourth Proportional to 2,145,928.34, 3,218,393.14 and 798,725.41

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Solution

The fourth proportional to 2,145,928.34, 3,218,393.14 and 798,725.41 is: 1,197,902.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,928.34 : 3,218,393.14 = 798,725.41 : x
  2. Step 2: Convert to fraction form
    2,145,928.34/3,218,393.14 = 798,725.41/x
  3. Step 3: Cross multiply
    2,145,928.34x = 3,218,393.14 × 798,725.41
  4. Step 4: Simplify right side
    2,145,928.34x = 2,570,612,370,244.89
  5. Step 5: Solve for x
    x = 2,570,612,370,244.89/2,145,928.34
  6. Step 6: Final answer
    x = 1,197,902.24

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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.