Finding the Fourth Proportional to 5,197,627.11, 7,797,553.29 and 1,554,642.75
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Solution
The fourth proportional to 5,197,627.11, 7,797,553.29 and 1,554,642.75 is: 2,332,296.92
Step by Step Solution
- Step 1: Write the proportion equation
5,197,627.11 : 7,797,553.29 = 1,554,642.75 : x - Step 2: Convert to fraction form
5,197,627.11/7,797,553.29 = 1,554,642.75/x - Step 3: Cross multiply
5,197,627.11x = 7,797,553.29 × 1,554,642.75 - Step 4: Simplify right side
5,197,627.11x = 12,122,409,690,037.15 - Step 5: Solve for x
x = 12,122,409,690,037.15/5,197,627.11 - Step 6: Final answer
x = 2,332,296.92
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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.