Finding the Fourth Proportional to 1,106,438.99, 1,526,723.38 and 622,907.87
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Solution
The fourth proportional to 1,106,438.99, 1,526,723.38 and 622,907.87 is: 859,521.42
Step by Step Solution
- Step 1: Write the proportion equation
1,106,438.99 : 1,526,723.38 = 622,907.87 : x - Step 2: Convert to fraction form
1,106,438.99/1,526,723.38 = 622,907.87/x - Step 3: Cross multiply
1,106,438.99x = 1,526,723.38 × 622,907.87 - Step 4: Simplify right side
1,106,438.99x = 951,008,008,715.00 - Step 5: Solve for x
x = 951,008,008,715.00/1,106,438.99 - Step 6: Final answer
x = 859,521.42
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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.