Finding the Fourth Proportional to 2,723,309.70, 4,084,964.55 and 728,765.70
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Solution
The fourth proportional to 2,723,309.70, 4,084,964.55 and 728,765.70 is: 1,093,148.55
Step by Step Solution
- Step 1: Write the proportion equation
2,723,309.70 : 4,084,964.55 = 728,765.70 : x - Step 2: Convert to fraction form
2,723,309.70/4,084,964.55 = 728,765.70/x - Step 3: Cross multiply
2,723,309.70x = 4,084,964.55 × 728,765.70 - Step 4: Simplify right side
2,723,309.70x = 2,976,982,049,755.93 - Step 5: Solve for x
x = 2,976,982,049,755.93/2,723,309.70 - Step 6: Final answer
x = 1,093,148.55
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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.