Home / 3,639,485.46-5,459,928.12-1,395,448.50

Finding the Fourth Proportional to 3,639,485.46, 5,459,928.12 and 1,395,448.50

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Solution

The fourth proportional to 3,639,485.46, 5,459,928.12 and 1,395,448.50 is: 2,093,441.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639,485.46 : 5,459,928.12 = 1,395,448.50 : x
  2. Step 2: Convert to fraction form
    3,639,485.46/5,459,928.12 = 1,395,448.50/x
  3. Step 3: Cross multiply
    3,639,485.46x = 5,459,928.12 × 1,395,448.50
  4. Step 4: Simplify right side
    3,639,485.46x = 7,619,048,505,161.82
  5. Step 5: Solve for x
    x = 7,619,048,505,161.82/3,639,485.46
  6. Step 6: Final answer
    x = 2,093,441.12

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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.