Finding the Fourth Proportional to 4,953,495.26, 6,835,872.97 and 2,777,991.70
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Solution
The fourth proportional to 4,953,495.26, 6,835,872.97 and 2,777,991.70 is: 3,833,656.32
Step by Step Solution
- Step 1: Write the proportion equation
4,953,495.26 : 6,835,872.97 = 2,777,991.70 : x - Step 2: Convert to fraction form
4,953,495.26/6,835,872.97 = 2,777,991.70/x - Step 3: Cross multiply
4,953,495.26x = 6,835,872.97 × 2,777,991.70 - Step 4: Simplify right side
4,953,495.26x = 18,989,998,372,914.35 - Step 5: Solve for x
x = 18,989,998,372,914.35/4,953,495.26 - Step 6: Final answer
x = 3,833,656.32
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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.