Home / 3,781,825.63-5,672,787.80-1,257,480.88

Finding the Fourth Proportional to 3,781,825.63, 5,672,787.80 and 1,257,480.88

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Solution

The fourth proportional to 3,781,825.63, 5,672,787.80 and 1,257,480.88 is: 1,886,237.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,825.63 : 5,672,787.80 = 1,257,480.88 : x
  2. Step 2: Convert to fraction form
    3,781,825.63/5,672,787.80 = 1,257,480.88/x
  3. Step 3: Cross multiply
    3,781,825.63x = 5,672,787.80 × 1,257,480.88
  4. Step 4: Simplify right side
    3,781,825.63x = 7,133,422,194,797.26
  5. Step 5: Solve for x
    x = 7,133,422,194,797.26/3,781,825.63
  6. Step 6: Final answer
    x = 1,886,237.73

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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.