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Finding the Fourth Proportional to 4,907,489.22, 7,362,736.20 and 2,513,029.23

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Solution

The fourth proportional to 4,907,489.22, 7,362,736.20 and 2,513,029.23 is: 3,770,313.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,907,489.22 : 7,362,736.20 = 2,513,029.23 : x
  2. Step 2: Convert to fraction form
    4,907,489.22/7,362,736.20 = 2,513,029.23/x
  3. Step 3: Cross multiply
    4,907,489.22x = 7,362,736.20 × 2,513,029.23
  4. Step 4: Simplify right side
    4,907,489.22x = 18,502,771,283,379.12
  5. Step 5: Solve for x
    x = 18,502,771,283,379.12/4,907,489.22
  6. Step 6: Final answer
    x = 3,770,313.18

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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.