Finding the Fourth Proportional to 5,922,717.36, 8,172,598.92 and 3,474,435.12
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Solution
The fourth proportional to 5,922,717.36, 8,172,598.92 and 3,474,435.12 is: 4,794,279.89
Step by Step Solution
- Step 1: Write the proportion equation
5,922,717.36 : 8,172,598.92 = 3,474,435.12 : x - Step 2: Convert to fraction form
5,922,717.36/8,172,598.92 = 3,474,435.12/x - Step 3: Cross multiply
5,922,717.36x = 8,172,598.92 × 3,474,435.12 - Step 4: Simplify right side
5,922,717.36x = 28,395,164,709,322.07 - Step 5: Solve for x
x = 28,395,164,709,322.07/5,922,717.36 - Step 6: Final answer
x = 4,794,279.89
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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.