Finding the Fourth Proportional to 3,441,505.97, 5,157,608.70 and 1,310,427.56
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Solution
The fourth proportional to 3,441,505.97, 5,157,608.70 and 1,310,427.56 is: 1,963,870.65
Step by Step Solution
- Step 1: Write the proportion equation
3,441,505.97 : 5,157,608.70 = 1,310,427.56 : x - Step 2: Convert to fraction form
3,441,505.97/5,157,608.70 = 1,310,427.56/x - Step 3: Cross multiply
3,441,505.97x = 5,157,608.70 × 1,310,427.56 - Step 4: Simplify right side
3,441,505.97x = 6,758,672,551,835.59 - Step 5: Solve for x
x = 6,758,672,551,835.59/3,441,505.97 - Step 6: Final answer
x = 1,963,870.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.