Finding the Fourth Proportional to 5,558,674.88, 7,675,758.74 and 3,497,126.66
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Solution
The fourth proportional to 5,558,674.88, 7,675,758.74 and 3,497,126.66 is: 4,829,046.69
Step by Step Solution
- Step 1: Write the proportion equation
5,558,674.88 : 7,675,758.74 = 3,497,126.66 : x - Step 2: Convert to fraction form
5,558,674.88/7,675,758.74 = 3,497,126.66/x - Step 3: Cross multiply
5,558,674.88x = 7,675,758.74 × 3,497,126.66 - Step 4: Simplify right side
5,558,674.88x = 26,843,100,525,382.01 - Step 5: Solve for x
x = 26,843,100,525,382.01/5,558,674.88 - Step 6: Final answer
x = 4,829,046.69
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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.