Finding the Fourth Proportional to 3,208,092.99, 4,812,435.29 and 1,049,129.30
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Solution
The fourth proportional to 3,208,092.99, 4,812,435.29 and 1,049,129.30 is: 1,573,790.69
Step by Step Solution
- Step 1: Write the proportion equation
3,208,092.99 : 4,812,435.29 = 1,049,129.30 : x - Step 2: Convert to fraction form
3,208,092.99/4,812,435.29 = 1,049,129.30/x - Step 3: Cross multiply
3,208,092.99x = 4,812,435.29 × 1,049,129.30 - Step 4: Simplify right side
3,208,092.99x = 5,048,866,876,454.57 - Step 5: Solve for x
x = 5,048,866,876,454.57/3,208,092.99 - Step 6: Final answer
x = 1,573,790.69
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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.