Finding the Fourth Proportional to 5,786,444.13, 8,662,639.29 and 3,862,583.43
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Solution
The fourth proportional to 5,786,444.13, 8,662,639.29 and 3,862,583.43 is: 5,782,509.30
Step by Step Solution
- Step 1: Write the proportion equation
5,786,444.13 : 8,662,639.29 = 3,862,583.43 : x - Step 2: Convert to fraction form
5,786,444.13/8,662,639.29 = 3,862,583.43/x - Step 3: Cross multiply
5,786,444.13x = 8,662,639.29 × 3,862,583.43 - Step 4: Simplify right side
5,786,444.13x = 33,460,166,981,620.96 - Step 5: Solve for x
x = 33,460,166,981,620.96/5,786,444.13 - Step 6: Final answer
x = 5,782,509.30
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.