Finding the Fourth Proportional to 2,773,917.55, 4,161,331.73 and 854,829.09
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Solution
The fourth proportional to 2,773,917.55, 4,161,331.73 and 854,829.09 is: 1,282,383.98
Step by Step Solution
- Step 1: Write the proportion equation
2,773,917.55 : 4,161,331.73 = 854,829.09 : x - Step 2: Convert to fraction form
2,773,917.55/4,161,331.73 = 854,829.09/x - Step 3: Cross multiply
2,773,917.55x = 4,161,331.73 × 854,829.09 - Step 4: Simplify right side
2,773,917.55x = 3,557,227,415,944.03 - Step 5: Solve for x
x = 3,557,227,415,944.03/2,773,917.55 - Step 6: Final answer
x = 1,282,383.98
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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.