Finding the Fourth Proportional to 2,156,690.68, 3,235,450.74 and 826,891
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Solution
The fourth proportional to 2,156,690.68, 3,235,450.74 and 826,891 is: 1,240,495.51
Step by Step Solution
- Step 1: Write the proportion equation
2,156,690.68 : 3,235,450.74 = 826,891 : x - Step 2: Convert to fraction form
2,156,690.68/3,235,450.74 = 826,891/x - Step 3: Cross multiply
2,156,690.68x = 3,235,450.74 × 826,891 - Step 4: Simplify right side
2,156,690.68x = 2,675,365,097,849.34 - Step 5: Solve for x
x = 2,675,365,097,849.34/2,156,690.68 - Step 6: Final answer
x = 1,240,495.51
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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.