Finding the Fourth Proportional to 2,161,604.06, 3,242,573.49 and 722,292.46
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Solution
The fourth proportional to 2,161,604.06, 3,242,573.49 and 722,292.46 is: 1,083,494.62
Step by Step Solution
- Step 1: Write the proportion equation
2,161,604.06 : 3,242,573.49 = 722,292.46 : x - Step 2: Convert to fraction form
2,161,604.06/3,242,573.49 = 722,292.46/x - Step 3: Cross multiply
2,161,604.06x = 3,242,573.49 × 722,292.46 - Step 4: Simplify right side
2,161,604.06x = 2,342,086,377,425.05 - Step 5: Solve for x
x = 2,342,086,377,425.05/2,161,604.06 - Step 6: Final answer
x = 1,083,494.62
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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.