Finding the Fourth Proportional to 4,848,251.07, 6,690,638.01 and 2,672,872.08
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Solution
The fourth proportional to 4,848,251.07, 6,690,638.01 and 2,672,872.08 is: 3,688,591.88
Step by Step Solution
- Step 1: Write the proportion equation
4,848,251.07 : 6,690,638.01 = 2,672,872.08 : x - Step 2: Convert to fraction form
4,848,251.07/6,690,638.01 = 2,672,872.08/x - Step 3: Cross multiply
4,848,251.07x = 6,690,638.01 × 2,672,872.08 - Step 4: Simplify right side
4,848,251.07x = 17,883,219,534,315.76 - Step 5: Solve for x
x = 17,883,219,534,315.76/4,848,251.07 - Step 6: Final answer
x = 3,688,591.88
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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.