Finding the Fourth Proportional to 1,762,021.80, 2,643,032.70 and 922,213.80
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Solution
The fourth proportional to 1,762,021.80, 2,643,032.70 and 922,213.80 is: 1,383,320.70
Step by Step Solution
- Step 1: Write the proportion equation
1,762,021.80 : 2,643,032.70 = 922,213.80 : x - Step 2: Convert to fraction form
1,762,021.80/2,643,032.70 = 922,213.80/x - Step 3: Cross multiply
1,762,021.80x = 2,643,032.70 × 922,213.80 - Step 4: Simplify right side
1,762,021.80x = 2,437,441,229,791.26 - Step 5: Solve for x
x = 2,437,441,229,791.26/1,762,021.80 - Step 6: Final answer
x = 1,383,320.70
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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.