Finding the Fourth Proportional to 1,957,768.10, 2,934,319.35 and 820,528.10
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Solution
The fourth proportional to 1,957,768.10, 2,934,319.35 and 820,528.10 is: 1,229,814.44
Step by Step Solution
- Step 1: Write the proportion equation
1,957,768.10 : 2,934,319.35 = 820,528.10 : x - Step 2: Convert to fraction form
1,957,768.10/2,934,319.35 = 820,528.10/x - Step 3: Cross multiply
1,957,768.10x = 2,934,319.35 × 820,528.10 - Step 4: Simplify right side
1,957,768.10x = 2,407,691,481,048.74 - Step 5: Solve for x
x = 2,407,691,481,048.74/1,957,768.10 - Step 6: Final answer
x = 1,229,814.44
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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.