Finding the Fourth Proportional to 1,916,951.20, 2,874,934.56 and 568,794.92
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Solution
The fourth proportional to 1,916,951.20, 2,874,934.56 and 568,794.92 is: 853,046.32
Step by Step Solution
- Step 1: Write the proportion equation
1,916,951.20 : 2,874,934.56 = 568,794.92 : x - Step 2: Convert to fraction form
1,916,951.20/2,874,934.56 = 568,794.92/x - Step 3: Cross multiply
1,916,951.20x = 2,874,934.56 × 568,794.92 - Step 4: Simplify right side
1,916,951.20x = 1,635,248,173,060.44 - Step 5: Solve for x
x = 1,635,248,173,060.44/1,916,951.20 - Step 6: Final answer
x = 853,046.32
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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.