Finding the Fourth Proportional to 2,757,958.56, 3,804,427.64 and 1,655,107.92
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Solution
The fourth proportional to 2,757,958.56, 3,804,427.64 and 1,655,107.92 is: 2,283,115.64
Step by Step Solution
- Step 1: Write the proportion equation
2,757,958.56 : 3,804,427.64 = 1,655,107.92 : x - Step 2: Convert to fraction form
2,757,958.56/3,804,427.64 = 1,655,107.92/x - Step 3: Cross multiply
2,757,958.56x = 3,804,427.64 × 1,655,107.92 - Step 4: Simplify right side
2,757,958.56x = 6,296,738,318,030.91 - Step 5: Solve for x
x = 6,296,738,318,030.91/2,757,958.56 - Step 6: Final answer
x = 2,283,115.64
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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.