Finding the Fourth Proportional to 4,866,469.44, 6,713,495.64 and 3,148,144.08
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Solution
The fourth proportional to 4,866,469.44, 6,713,495.64 and 3,148,144.08 is: 4,342,994.82
Step by Step Solution
- Step 1: Write the proportion equation
4,866,469.44 : 6,713,495.64 = 3,148,144.08 : x - Step 2: Convert to fraction form
4,866,469.44/6,713,495.64 = 3,148,144.08/x - Step 3: Cross multiply
4,866,469.44x = 6,713,495.64 × 3,148,144.08 - Step 4: Simplify right side
4,866,469.44x = 21,135,051,555,171.81 - Step 5: Solve for x
x = 21,135,051,555,171.81/4,866,469.44 - Step 6: Final answer
x = 4,342,994.82
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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.