Finding the Fourth Proportional to 3,209,626.59, 4,421,840.56 and 2,241,222.99
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Solution
The fourth proportional to 3,209,626.59, 4,421,840.56 and 2,241,222.99 is: 3,087,689.62
Step by Step Solution
- Step 1: Write the proportion equation
3,209,626.59 : 4,421,840.56 = 2,241,222.99 : x - Step 2: Convert to fraction form
3,209,626.59/4,421,840.56 = 2,241,222.99/x - Step 3: Cross multiply
3,209,626.59x = 4,421,840.56 × 2,241,222.99 - Step 4: Simplify right side
3,209,626.59x = 9,910,330,721,186.48 - Step 5: Solve for x
x = 9,910,330,721,186.48/3,209,626.59 - Step 6: Final answer
x = 3,087,689.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.