Finding the Fourth Proportional to 3,323,634.47, 4,987,692.21 and 1,164,678.99
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Solution
The fourth proportional to 3,323,634.47, 4,987,692.21 and 1,164,678.99 is: 1,747,803.61
Step by Step Solution
- Step 1: Write the proportion equation
3,323,634.47 : 4,987,692.21 = 1,164,678.99 : x - Step 2: Convert to fraction form
3,323,634.47/4,987,692.21 = 1,164,678.99/x - Step 3: Cross multiply
3,323,634.47x = 4,987,692.21 × 1,164,678.99 - Step 4: Simplify right side
3,323,634.47x = 5,809,060,325,573.67 - Step 5: Solve for x
x = 5,809,060,325,573.67/3,323,634.47 - Step 6: Final answer
x = 1,747,803.61
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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.