Finding the Fourth Proportional to 3,973,634.36, 5,951,761.38 and 2,817,376.07
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Solution
The fourth proportional to 3,973,634.36, 5,951,761.38 and 2,817,376.07 is: 4,219,902.63
Step by Step Solution
- Step 1: Write the proportion equation
3,973,634.36 : 5,951,761.38 = 2,817,376.07 : x - Step 2: Convert to fraction form
3,973,634.36/5,951,761.38 = 2,817,376.07/x - Step 3: Cross multiply
3,973,634.36x = 5,951,761.38 × 2,817,376.07 - Step 4: Simplify right side
3,973,634.36x = 16,768,350,086,362.18 - Step 5: Solve for x
x = 16,768,350,086,362.18/3,973,634.36 - Step 6: Final answer
x = 4,219,902.63
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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.