Finding the Fourth Proportional to 4,904,120.56, 6,767,621.40 and 2,757,944.56
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Solution
The fourth proportional to 4,904,120.56, 6,767,621.40 and 2,757,944.56 is: 3,805,926.95
Step by Step Solution
- Step 1: Write the proportion equation
4,904,120.56 : 6,767,621.40 = 2,757,944.56 : x - Step 2: Convert to fraction form
4,904,120.56/6,767,621.40 = 2,757,944.56/x - Step 3: Cross multiply
4,904,120.56x = 6,767,621.40 × 2,757,944.56 - Step 4: Simplify right side
4,904,120.56x = 18,664,724,624,269.59 - Step 5: Solve for x
x = 18,664,724,624,269.59/4,904,120.56 - Step 6: Final answer
x = 3,805,926.95
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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.