Finding the Fourth Proportional to 3,275,319.68, 4,912,979.52 and 1,279,376
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Solution
The fourth proportional to 3,275,319.68, 4,912,979.52 and 1,279,376 is: 1,919,064.00
Step by Step Solution
- Step 1: Write the proportion equation
3,275,319.68 : 4,912,979.52 = 1,279,376 : x - Step 2: Convert to fraction form
3,275,319.68/4,912,979.52 = 1,279,376/x - Step 3: Cross multiply
3,275,319.68x = 4,912,979.52 × 1,279,376 - Step 4: Simplify right side
3,275,319.68x = 6,285,548,086,379.52 - Step 5: Solve for x
x = 6,285,548,086,379.52/3,275,319.68 - Step 6: Final answer
x = 1,919,064.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.