Home / 3,928,441.47-5,420,436.33-2,296,533.25

Finding the Fourth Proportional to 3,928,441.47, 5,420,436.33 and 2,296,533.25

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Solution

The fourth proportional to 3,928,441.47, 5,420,436.33 and 2,296,533.25 is: 3,168,740.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,928,441.47 : 5,420,436.33 = 2,296,533.25 : x
  2. Step 2: Convert to fraction form
    3,928,441.47/5,420,436.33 = 2,296,533.25/x
  3. Step 3: Cross multiply
    3,928,441.47x = 5,420,436.33 × 2,296,533.25
  4. Step 4: Simplify right side
    3,928,441.47x = 12,448,212,261,352.97
  5. Step 5: Solve for x
    x = 12,448,212,261,352.97/3,928,441.47
  6. Step 6: Final answer
    x = 3,168,740.67

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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.