Home / 2,143,644.23-3,213,782.34-1,467,680.81

Finding the Fourth Proportional to 2,143,644.23, 3,213,782.34 and 1,467,680.81

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Solution

The fourth proportional to 2,143,644.23, 3,213,782.34 and 1,467,680.81 is: 2,200,368.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,143,644.23 : 3,213,782.34 = 1,467,680.81 : x
  2. Step 2: Convert to fraction form
    2,143,644.23/3,213,782.34 = 1,467,680.81/x
  3. Step 3: Cross multiply
    2,143,644.23x = 3,213,782.34 × 1,467,680.81
  4. Step 4: Simplify right side
    2,143,644.23x = 4,716,806,651,865.98
  5. Step 5: Solve for x
    x = 4,716,806,651,865.98/2,143,644.23
  6. Step 6: Final answer
    x = 2,200,368.23

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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.