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Finding the Fourth Proportional to 6,489,651.23, 8,954,723.78 and 3,735,806.35

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Solution

The fourth proportional to 6,489,651.23, 8,954,723.78 and 3,735,806.35 is: 5,154,840.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,489,651.23 : 8,954,723.78 = 3,735,806.35 : x
  2. Step 2: Convert to fraction form
    6,489,651.23/8,954,723.78 = 3,735,806.35/x
  3. Step 3: Cross multiply
    6,489,651.23x = 8,954,723.78 × 3,735,806.35
  4. Step 4: Simplify right side
    6,489,651.23x = 33,453,113,959,820
  5. Step 5: Solve for x
    x = 33,453,113,959,820/6,489,651.23
  6. Step 6: Final answer
    x = 5,154,840.03

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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.