Finding the Fourth Proportional to 4,387,590.80, 6,582,944.96 and 1,958,523.92
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Solution
The fourth proportional to 4,387,590.80, 6,582,944.96 and 1,958,523.92 is: 2,938,481.68
Step by Step Solution
- Step 1: Write the proportion equation
4,387,590.80 : 6,582,944.96 = 1,958,523.92 : x - Step 2: Convert to fraction form
4,387,590.80/6,582,944.96 = 1,958,523.92/x - Step 3: Cross multiply
4,387,590.80x = 6,582,944.96 × 1,958,523.92 - Step 4: Simplify right side
4,387,590.80x = 12,892,855,168,203.44 - Step 5: Solve for x
x = 12,892,855,168,203.44/4,387,590.80 - Step 6: Final answer
x = 2,938,481.68
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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.