Finding the Fourth Proportional to 3,382,638.68, 5,074,704.32 and 986,670.83
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Solution
The fourth proportional to 3,382,638.68, 5,074,704.32 and 986,670.83 is: 1,480,223.92
Step by Step Solution
- Step 1: Write the proportion equation
3,382,638.68 : 5,074,704.32 = 986,670.83 : x - Step 2: Convert to fraction form
3,382,638.68/5,074,704.32 = 986,670.83/x - Step 3: Cross multiply
3,382,638.68x = 5,074,704.32 × 986,670.83 - Step 4: Simplify right side
3,382,638.68x = 5,007,062,693,112.11 - Step 5: Solve for x
x = 5,007,062,693,112.11/3,382,638.68 - Step 6: Final answer
x = 1,480,223.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.