Finding the Fourth Proportional to 5,085,045.68, 7,017,414.68 and 2,761,960.75
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Solution
The fourth proportional to 5,085,045.68, 7,017,414.68 and 2,761,960.75 is: 3,811,533.89
Step by Step Solution
- Step 1: Write the proportion equation
5,085,045.68 : 7,017,414.68 = 2,761,960.75 : x - Step 2: Convert to fraction form
5,085,045.68/7,017,414.68 = 2,761,960.75/x - Step 3: Cross multiply
5,085,045.68x = 7,017,414.68 × 2,761,960.75 - Step 4: Simplify right side
5,085,045.68x = 19,381,823,901,995.18 - Step 5: Solve for x
x = 19,381,823,901,995.18/5,085,045.68 - Step 6: Final answer
x = 3,811,533.89
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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.