Finding the Fourth Proportional to 1,957,231.80, 2,935,143.36 and 677,491.56
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Solution
The fourth proportional to 1,957,231.80, 2,935,143.36 and 677,491.56 is: 1,015,993.53
Step by Step Solution
- Step 1: Write the proportion equation
1,957,231.80 : 2,935,143.36 = 677,491.56 : x - Step 2: Convert to fraction form
1,957,231.80/2,935,143.36 = 677,491.56/x - Step 3: Cross multiply
1,957,231.80x = 2,935,143.36 × 677,491.56 - Step 4: Simplify right side
1,957,231.80x = 1,988,534,853,790.04 - Step 5: Solve for x
x = 1,988,534,853,790.04/1,957,231.80 - Step 6: Final answer
x = 1,015,993.53
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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.