Finding the Fourth Proportional to 2,197,545.48, 3,296,829.42 and 681,147.96
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Solution
The fourth proportional to 2,197,545.48, 3,296,829.42 and 681,147.96 is: 1,021,880.39
Step by Step Solution
- Step 1: Write the proportion equation
2,197,545.48 : 3,296,829.42 = 681,147.96 : x - Step 2: Convert to fraction form
2,197,545.48/3,296,829.42 = 681,147.96/x - Step 3: Cross multiply
2,197,545.48x = 3,296,829.42 × 681,147.96 - Step 4: Simplify right side
2,197,545.48x = 2,245,628,633,900.98 - Step 5: Solve for x
x = 2,245,628,633,900.98/2,197,545.48 - Step 6: Final answer
x = 1,021,880.39
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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.