Finding the Fourth Proportional to 4,135,658.94, 6,197,813.28 and 2,616,622.65
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Solution
The fourth proportional to 4,135,658.94, 6,197,813.28 and 2,616,622.65 is: 3,921,343.33
Step by Step Solution
- Step 1: Write the proportion equation
4,135,658.94 : 6,197,813.28 = 2,616,622.65 : x - Step 2: Convert to fraction form
4,135,658.94/6,197,813.28 = 2,616,622.65/x - Step 3: Cross multiply
4,135,658.94x = 6,197,813.28 × 2,616,622.65 - Step 4: Simplify right side
4,135,658.94x = 16,217,338,608,918.79 - Step 5: Solve for x
x = 16,217,338,608,918.79/4,135,658.94 - Step 6: Final answer
x = 3,921,343.33
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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.