Finding the Fourth Proportional to 2,372,749.72, 3,274,379.58 and 1,285,003.96
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Solution
The fourth proportional to 2,372,749.72, 3,274,379.58 and 1,285,003.96 is: 1,773,297.32
Step by Step Solution
- Step 1: Write the proportion equation
2,372,749.72 : 3,274,379.58 = 1,285,003.96 : x - Step 2: Convert to fraction form
2,372,749.72/3,274,379.58 = 1,285,003.96/x - Step 3: Cross multiply
2,372,749.72x = 3,274,379.58 × 1,285,003.96 - Step 4: Simplify right side
2,372,749.72x = 4,207,590,726,843.14 - Step 5: Solve for x
x = 4,207,590,726,843.14/2,372,749.72 - Step 6: Final answer
x = 1,773,297.32
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.