Finding the Fourth Proportional to 5,207,967.35, 7,809,096.92 and 1,612,736.18
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Solution
The fourth proportional to 5,207,967.35, 7,809,096.92 and 1,612,736.18 is: 2,418,220.45
Step by Step Solution
- Step 1: Write the proportion equation
5,207,967.35 : 7,809,096.92 = 1,612,736.18 : x - Step 2: Convert to fraction form
5,207,967.35/7,809,096.92 = 1,612,736.18/x - Step 3: Cross multiply
5,207,967.35x = 7,809,096.92 × 1,612,736.18 - Step 4: Simplify right side
5,207,967.35x = 12,594,013,136,010.56 - Step 5: Solve for x
x = 12,594,013,136,010.56/5,207,967.35 - Step 6: Final answer
x = 2,418,220.45
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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.