Finding the Fourth Proportional to 5,036,916.48, 6,950,968.18 and 2,861,579
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Solution
The fourth proportional to 5,036,916.48, 6,950,968.18 and 2,861,579 is: 3,948,992.34
Step by Step Solution
- Step 1: Write the proportion equation
5,036,916.48 : 6,950,968.18 = 2,861,579 : x - Step 2: Convert to fraction form
5,036,916.48/6,950,968.18 = 2,861,579/x - Step 3: Cross multiply
5,036,916.48x = 6,950,968.18 × 2,861,579 - Step 4: Simplify right side
5,036,916.48x = 19,890,744,573,556.22 - Step 5: Solve for x
x = 19,890,744,573,556.22/5,036,916.48 - Step 6: Final answer
x = 3,948,992.34
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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.