Finding the Fourth Proportional to 2,336,543.40, 3,502,190.70 and 988,476.60
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Solution
The fourth proportional to 2,336,543.40, 3,502,190.70 and 988,476.60 is: 1,481,604.65
Step by Step Solution
- Step 1: Write the proportion equation
2,336,543.40 : 3,502,190.70 = 988,476.60 : x - Step 2: Convert to fraction form
2,336,543.40/3,502,190.70 = 988,476.60/x - Step 3: Cross multiply
2,336,543.40x = 3,502,190.70 × 988,476.60 - Step 4: Simplify right side
2,336,543.40x = 3,461,833,555,687.62 - Step 5: Solve for x
x = 3,461,833,555,687.62/2,336,543.40 - Step 6: Final answer
x = 1,481,604.65
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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.