Finding the Fourth Proportional to 7,197,609.21, 10,796,413.85 and 2,405,298.48
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Solution
The fourth proportional to 7,197,609.21, 10,796,413.85 and 2,405,298.48 is: 3,607,947.72
Step by Step Solution
- Step 1: Write the proportion equation
7,197,609.21 : 10,796,413.85 = 2,405,298.48 : x - Step 2: Convert to fraction form
7,197,609.21/10,796,413.85 = 2,405,298.48/x - Step 3: Cross multiply
7,197,609.21x = 10,796,413.85 × 2,405,298.48 - Step 4: Simplify right side
7,197,609.21x = 25,968,597,756,847.39 - Step 5: Solve for x
x = 25,968,597,756,847.39/7,197,609.21 - Step 6: Final answer
x = 3,607,947.72
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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.