Finding the Fourth Proportional to 5,370,721.48, 8,054,163.42 and 1,775,824.84
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Solution
The fourth proportional to 5,370,721.48, 8,054,163.42 and 1,775,824.84 is: 2,663,102.81
Step by Step Solution
- Step 1: Write the proportion equation
5,370,721.48 : 8,054,163.42 = 1,775,824.84 : x - Step 2: Convert to fraction form
5,370,721.48/8,054,163.42 = 1,775,824.84/x - Step 3: Cross multiply
5,370,721.48x = 8,054,163.42 × 1,775,824.84 - Step 4: Simplify right side
5,370,721.48x = 14,302,783,466,655.35 - Step 5: Solve for x
x = 14,302,783,466,655.35/5,370,721.48 - Step 6: Final answer
x = 2,663,102.81
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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.