Finding the Fourth Proportional to 5,768,552.60, 7,959,718.18 and 3,320,690.68
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Solution
The fourth proportional to 5,768,552.60, 7,959,718.18 and 3,320,690.68 is: 4,582,044.03
Step by Step Solution
- Step 1: Write the proportion equation
5,768,552.60 : 7,959,718.18 = 3,320,690.68 : x - Step 2: Convert to fraction form
5,768,552.60/7,959,718.18 = 3,320,690.68/x - Step 3: Cross multiply
5,768,552.60x = 7,959,718.18 × 3,320,690.68 - Step 4: Simplify right side
5,768,552.60x = 26,431,761,971,174.19 - Step 5: Solve for x
x = 26,431,761,971,174.19/5,768,552.60 - Step 6: Final answer
x = 4,582,044.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.