Finding the Fourth Proportional to 4,848,220.86, 7,274,473.47 and 2,542,163.28
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Solution
The fourth proportional to 4,848,220.86, 7,274,473.47 and 2,542,163.28 is: 3,814,368.17
Step by Step Solution
- Step 1: Write the proportion equation
4,848,220.86 : 7,274,473.47 = 2,542,163.28 : x - Step 2: Convert to fraction form
4,848,220.86/7,274,473.47 = 2,542,163.28/x - Step 3: Cross multiply
4,848,220.86x = 7,274,473.47 × 2,542,163.28 - Step 4: Simplify right side
4,848,220.86x = 18,492,899,336,768.18 - Step 5: Solve for x
x = 18,492,899,336,768.18/4,848,220.86 - Step 6: Final answer
x = 3,814,368.17
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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.