Finding the Fourth Proportional to 3,285,682.26, 4,534,241.25 and 1,835,377.68
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Solution
The fourth proportional to 3,285,682.26, 4,534,241.25 and 1,835,377.68 is: 2,532,821.05
Step by Step Solution
- Step 1: Write the proportion equation
3,285,682.26 : 4,534,241.25 = 1,835,377.68 : x - Step 2: Convert to fraction form
3,285,682.26/4,534,241.25 = 1,835,377.68/x - Step 3: Cross multiply
3,285,682.26x = 4,534,241.25 × 1,835,377.68 - Step 4: Simplify right side
3,285,682.26x = 8,322,045,185,985.30 - Step 5: Solve for x
x = 8,322,045,185,985.30/3,285,682.26 - Step 6: Final answer
x = 2,532,821.05
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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.