Home / 1,890,112.37-2,835,163.22-470,168.60

Finding the Fourth Proportional to 1,890,112.37, 2,835,163.22 and 470,168.60

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Solution

The fourth proportional to 1,890,112.37, 2,835,163.22 and 470,168.60 is: 705,251.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,112.37 : 2,835,163.22 = 470,168.60 : x
  2. Step 2: Convert to fraction form
    1,890,112.37/2,835,163.22 = 470,168.60/x
  3. Step 3: Cross multiply
    1,890,112.37x = 2,835,163.22 × 470,168.60
  4. Step 4: Simplify right side
    1,890,112.37x = 1,333,004,705,392.23
  5. Step 5: Solve for x
    x = 1,333,004,705,392.23/1,890,112.37
  6. Step 6: Final answer
    x = 705,251.57

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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.