Finding the Fourth Proportional to 3,972,316.56, 5,482,922.04 and 2,341,672.08
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Solution
The fourth proportional to 3,972,316.56, 5,482,922.04 and 2,341,672.08 is: 3,232,170.77
Step by Step Solution
- Step 1: Write the proportion equation
3,972,316.56 : 5,482,922.04 = 2,341,672.08 : x - Step 2: Convert to fraction form
3,972,316.56/5,482,922.04 = 2,341,672.08/x - Step 3: Cross multiply
3,972,316.56x = 5,482,922.04 × 2,341,672.08 - Step 4: Simplify right side
3,972,316.56x = 12,839,205,457,884.64 - Step 5: Solve for x
x = 12,839,205,457,884.64/3,972,316.56 - Step 6: Final answer
x = 3,232,170.77
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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.