Finding the Fourth Proportional to 4,780,901.75, 6,597,644.55 and 2,634,725.75
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Solution
The fourth proportional to 4,780,901.75, 6,597,644.55 and 2,634,725.75 is: 3,635,921.61
Step by Step Solution
- Step 1: Write the proportion equation
4,780,901.75 : 6,597,644.55 = 2,634,725.75 : x - Step 2: Convert to fraction form
4,780,901.75/6,597,644.55 = 2,634,725.75/x - Step 3: Cross multiply
4,780,901.75x = 6,597,644.55 × 2,634,725.75 - Step 4: Simplify right side
4,780,901.75x = 17,382,983,985,232.16 - Step 5: Solve for x
x = 17,382,983,985,232.16/4,780,901.75 - Step 6: Final answer
x = 3,635,921.61
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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.