Finding the Fourth Proportional to 878,853.33, 1,318,279.99 and 833,976.09
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Solution
The fourth proportional to 878,853.33, 1,318,279.99 and 833,976.09 is: 1,250,964.13
Step by Step Solution
- Step 1: Write the proportion equation
878,853.33 : 1,318,279.99 = 833,976.09 : x - Step 2: Convert to fraction form
878,853.33/1,318,279.99 = 833,976.09/x - Step 3: Cross multiply
878,853.33x = 1,318,279.99 × 833,976.09 - Step 4: Simplify right side
878,853.33x = 1,099,413,991,585.44 - Step 5: Solve for x
x = 1,099,413,991,585.44/878,853.33 - Step 6: Final answer
x = 1,250,964.13
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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.