Finding the Fourth Proportional to 4,106,621.97, 5,667,175.94 and 2,270,985.39
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Solution
The fourth proportional to 4,106,621.97, 5,667,175.94 and 2,270,985.39 is: 3,133,980.64
Step by Step Solution
- Step 1: Write the proportion equation
4,106,621.97 : 5,667,175.94 = 2,270,985.39 : x - Step 2: Convert to fraction form
4,106,621.97/5,667,175.94 = 2,270,985.39/x - Step 3: Cross multiply
4,106,621.97x = 5,667,175.94 × 2,270,985.39 - Step 4: Simplify right side
4,106,621.97x = 12,870,073,750,944.59 - Step 5: Solve for x
x = 12,870,073,750,944.59/4,106,621.97 - Step 6: Final answer
x = 3,133,980.64
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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.