Finding the Fourth Proportional to 3,775,738.80, 5,210,493.96 and 2,056,860.48
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Solution
The fourth proportional to 3,775,738.80, 5,210,493.96 and 2,056,860.48 is: 2,838,453.53
Step by Step Solution
- Step 1: Write the proportion equation
3,775,738.80 : 5,210,493.96 = 2,056,860.48 : x - Step 2: Convert to fraction form
3,775,738.80/5,210,493.96 = 2,056,860.48/x - Step 3: Cross multiply
3,775,738.80x = 5,210,493.96 × 2,056,860.48 - Step 4: Simplify right side
3,775,738.80x = 10,717,259,107,602.70 - Step 5: Solve for x
x = 10,717,259,107,602.70/3,775,738.80 - Step 6: Final answer
x = 2,838,453.53
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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.