Finding the Fourth Proportional to 1,381,797.88, 2,072,696.84 and 539,759.12
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Solution
The fourth proportional to 1,381,797.88, 2,072,696.84 and 539,759.12 is: 809,638.69
Step by Step Solution
- Step 1: Write the proportion equation
1,381,797.88 : 2,072,696.84 = 539,759.12 : x - Step 2: Convert to fraction form
1,381,797.88/2,072,696.84 = 539,759.12/x - Step 3: Cross multiply
1,381,797.88x = 2,072,696.84 × 539,759.12 - Step 4: Simplify right side
1,381,797.88x = 1,118,757,022,385.18 - Step 5: Solve for x
x = 1,118,757,022,385.18/1,381,797.88 - Step 6: Final answer
x = 809,638.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.