Finding the Fourth Proportional to 3,455,543.68, 5,183,278.08 and 1,181,046.40
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Solution
The fourth proportional to 3,455,543.68, 5,183,278.08 and 1,181,046.40 is: 1,771,556.80
Step by Step Solution
- Step 1: Write the proportion equation
3,455,543.68 : 5,183,278.08 = 1,181,046.40 : x - Step 2: Convert to fraction form
3,455,543.68/5,183,278.08 = 1,181,046.40/x - Step 3: Cross multiply
3,455,543.68x = 5,183,278.08 × 1,181,046.40 - Step 4: Simplify right side
3,455,543.68x = 6,121,691,916,582.91 - Step 5: Solve for x
x = 6,121,691,916,582.91/3,455,543.68 - Step 6: Final answer
x = 1,771,556.80
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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.