Finding the Fourth Proportional to 1,095,845.80, 1,644,027.90 and 347,891.80
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Solution
The fourth proportional to 1,095,845.80, 1,644,027.90 and 347,891.80 is: 521,919.99
Step by Step Solution
- Step 1: Write the proportion equation
1,095,845.80 : 1,644,027.90 = 347,891.80 : x - Step 2: Convert to fraction form
1,095,845.80/1,644,027.90 = 347,891.80/x - Step 3: Cross multiply
1,095,845.80x = 1,644,027.90 × 347,891.80 - Step 4: Simplify right side
1,095,845.80x = 571,943,825,381.22 - Step 5: Solve for x
x = 571,943,825,381.22/1,095,845.80 - Step 6: Final answer
x = 521,919.99
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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.