Finding the Fourth Proportional to 1,192,292.08, 1,788,615.96 and 393,658
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Solution
The fourth proportional to 1,192,292.08, 1,788,615.96 and 393,658 is: 590,545.72
Step by Step Solution
- Step 1: Write the proportion equation
1,192,292.08 : 1,788,615.96 = 393,658 : x - Step 2: Convert to fraction form
1,192,292.08/1,788,615.96 = 393,658/x - Step 3: Cross multiply
1,192,292.08x = 1,788,615.96 × 393,658 - Step 4: Simplify right side
1,192,292.08x = 704,102,981,581.68 - Step 5: Solve for x
x = 704,102,981,581.68/1,192,292.08 - Step 6: Final answer
x = 590,545.72
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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.