Finding the Fourth Proportional to 5,403,826.41, 8,105,729.74 and 1,760,551.98
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Solution
The fourth proportional to 5,403,826.41, 8,105,729.74 and 1,760,551.98 is: 2,640,824.75
Step by Step Solution
- Step 1: Write the proportion equation
5,403,826.41 : 8,105,729.74 = 1,760,551.98 : x - Step 2: Convert to fraction form
5,403,826.41/8,105,729.74 = 1,760,551.98/x - Step 3: Cross multiply
5,403,826.41x = 8,105,729.74 × 1,760,551.98 - Step 4: Simplify right side
5,403,826.41x = 14,270,558,508,304.02 - Step 5: Solve for x
x = 14,270,558,508,304.02/5,403,826.41 - Step 6: Final answer
x = 2,640,824.75
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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.