Finding the Fourth Proportional to 4,064,320.36, 5,606,191.78 and 2,611,519.08
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Solution
The fourth proportional to 4,064,320.36, 5,606,191.78 and 2,611,519.08 is: 3,602,244.78
Step by Step Solution
- Step 1: Write the proportion equation
4,064,320.36 : 5,606,191.78 = 2,611,519.08 : x - Step 2: Convert to fraction form
4,064,320.36/5,606,191.78 = 2,611,519.08/x - Step 3: Cross multiply
4,064,320.36x = 5,606,191.78 × 2,611,519.08 - Step 4: Simplify right side
4,064,320.36x = 14,640,676,799,609.16 - Step 5: Solve for x
x = 14,640,676,799,609.16/4,064,320.36 - Step 6: Final answer
x = 3,602,244.78
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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.