Finding the Fourth Proportional to 3,649,072.28, 5,473,087.10 and 1,252,871.96
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Solution
The fourth proportional to 3,649,072.28, 5,473,087.10 and 1,252,871.96 is: 1,879,128.95
Step by Step Solution
- Step 1: Write the proportion equation
3,649,072.28 : 5,473,087.10 = 1,252,871.96 : x - Step 2: Convert to fraction form
3,649,072.28/5,473,087.10 = 1,252,871.96/x - Step 3: Cross multiply
3,649,072.28x = 5,473,087.10 × 1,252,871.96 - Step 4: Simplify right side
3,649,072.28x = 6,857,077,362,227.72 - Step 5: Solve for x
x = 6,857,077,362,227.72/3,649,072.28 - Step 6: Final answer
x = 1,879,128.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.