Finding the Fourth Proportional to 2,765,060.19, 4,147,590.29 and 871,992.99
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Solution
The fourth proportional to 2,765,060.19, 4,147,590.29 and 871,992.99 is: 1,307,989.49
Step by Step Solution
- Step 1: Write the proportion equation
2,765,060.19 : 4,147,590.29 = 871,992.99 : x - Step 2: Convert to fraction form
2,765,060.19/4,147,590.29 = 871,992.99/x - Step 3: Cross multiply
2,765,060.19x = 4,147,590.29 × 871,992.99 - Step 4: Simplify right side
2,765,060.19x = 3,616,669,653,912.10 - Step 5: Solve for x
x = 3,616,669,653,912.10/2,765,060.19 - Step 6: Final answer
x = 1,307,989.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.