Finding the Fourth Proportional to 4,419,529.11, 6,629,436.23 and 1,224,686.07
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Solution
The fourth proportional to 4,419,529.11, 6,629,436.23 and 1,224,686.07 is: 1,837,068.61
Step by Step Solution
- Step 1: Write the proportion equation
4,419,529.11 : 6,629,436.23 = 1,224,686.07 : x - Step 2: Convert to fraction form
4,419,529.11/6,629,436.23 = 1,224,686.07/x - Step 3: Cross multiply
4,419,529.11x = 6,629,436.23 × 1,224,686.07 - Step 4: Simplify right side
4,419,529.11x = 8,118,978,196,710.89 - Step 5: Solve for x
x = 8,118,978,196,710.89/4,419,529.11 - Step 6: Final answer
x = 1,837,068.61
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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.