Home / 2,860,794.75-3,947,969.82-1,571,667.60

Finding the Fourth Proportional to 2,860,794.75, 3,947,969.82 and 1,571,667.60

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Solution

The fourth proportional to 2,860,794.75, 3,947,969.82 and 1,571,667.60 is: 2,168,941.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860,794.75 : 3,947,969.82 = 1,571,667.60 : x
  2. Step 2: Convert to fraction form
    2,860,794.75/3,947,969.82 = 1,571,667.60/x
  3. Step 3: Cross multiply
    2,860,794.75x = 3,947,969.82 × 1,571,667.60
  4. Step 4: Simplify right side
    2,860,794.75x = 6,204,896,251,871.83
  5. Step 5: Solve for x
    x = 6,204,896,251,871.83/2,860,794.75
  6. Step 6: Final answer
    x = 2,168,941.43

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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.