Finding the Fourth Proportional to 3,626,874.36, 5,440,114.66 and 1,102,332.78
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Solution
The fourth proportional to 3,626,874.36, 5,440,114.66 and 1,102,332.78 is: 1,653,439.33
Step by Step Solution
- Step 1: Write the proportion equation
3,626,874.36 : 5,440,114.66 = 1,102,332.78 : x - Step 2: Convert to fraction form
3,626,874.36/5,440,114.66 = 1,102,332.78/x - Step 3: Cross multiply
3,626,874.36x = 5,440,114.66 × 1,102,332.78 - Step 4: Simplify right side
3,626,874.36x = 5,996,816,716,676.56 - Step 5: Solve for x
x = 5,996,816,716,676.56/3,626,874.36 - Step 6: Final answer
x = 1,653,439.33
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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.