Finding the Fourth Proportional to 5,902,590.80, 8,853,886.20 and 1,859,589.20
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Solution
The fourth proportional to 5,902,590.80, 8,853,886.20 and 1,859,589.20 is: 2,789,383.80
Step by Step Solution
- Step 1: Write the proportion equation
5,902,590.80 : 8,853,886.20 = 1,859,589.20 : x - Step 2: Convert to fraction form
5,902,590.80/8,853,886.20 = 1,859,589.20/x - Step 3: Cross multiply
5,902,590.80x = 8,853,886.20 × 1,859,589.20 - Step 4: Simplify right side
5,902,590.80x = 16,464,591,155,549.04 - Step 5: Solve for x
x = 16,464,591,155,549.04/5,902,590.80 - Step 6: Final answer
x = 2,789,383.80
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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.