Finding the Fourth Proportional to 5,195,760.36, 7,794,911.27 and 3,661,748.88
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Solution
The fourth proportional to 5,195,760.36, 7,794,911.27 and 3,661,748.88 is: 5,493,518.88
Step by Step Solution
- Step 1: Write the proportion equation
5,195,760.36 : 7,794,911.27 = 3,661,748.88 : x - Step 2: Convert to fraction form
5,195,760.36/7,794,911.27 = 3,661,748.88/x - Step 3: Cross multiply
5,195,760.36x = 7,794,911.27 × 3,661,748.88 - Step 4: Simplify right side
5,195,760.36x = 28,543,007,592,545.34 - Step 5: Solve for x
x = 28,543,007,592,545.34/5,195,760.36 - Step 6: Final answer
x = 5,493,518.88
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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.