Finding the Fourth Proportional to 5,322,317.37, 7,344,800.90 and 2,874,928.44
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Solution
The fourth proportional to 5,322,317.37, 7,344,800.90 and 2,874,928.44 is: 3,967,402.84
Step by Step Solution
- Step 1: Write the proportion equation
5,322,317.37 : 7,344,800.90 = 2,874,928.44 : x - Step 2: Convert to fraction form
5,322,317.37/7,344,800.90 = 2,874,928.44/x - Step 3: Cross multiply
5,322,317.37x = 7,344,800.90 × 2,874,928.44 - Step 4: Simplify right side
5,322,317.37x = 21,115,777,033,668.41 - Step 5: Solve for x
x = 21,115,777,033,668.41/5,322,317.37 - Step 6: Final answer
x = 3,967,402.84
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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.