Finding the Fourth Proportional to 2,453,243.62, 3,385,475.76 and 1,365,491.80
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Solution
The fourth proportional to 2,453,243.62, 3,385,475.76 and 1,365,491.80 is: 1,884,378.44
Step by Step Solution
- Step 1: Write the proportion equation
2,453,243.62 : 3,385,475.76 = 1,365,491.80 : x - Step 2: Convert to fraction form
2,453,243.62/3,385,475.76 = 1,365,491.80/x - Step 3: Cross multiply
2,453,243.62x = 3,385,475.76 × 1,365,491.80 - Step 4: Simplify right side
2,453,243.62x = 4,622,839,389,378.77 - Step 5: Solve for x
x = 4,622,839,389,378.77/2,453,243.62 - Step 6: Final answer
x = 1,884,378.44
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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.