Finding the Fourth Proportional to 2,789,787.60, 4,183,644.60 and 1,106,542.80
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Solution
The fourth proportional to 2,789,787.60, 4,183,644.60 and 1,106,542.80 is: 1,659,402.96
Step by Step Solution
- Step 1: Write the proportion equation
2,789,787.60 : 4,183,644.60 = 1,106,542.80 : x - Step 2: Convert to fraction form
2,789,787.60/4,183,644.60 = 1,106,542.80/x - Step 3: Cross multiply
2,789,787.60x = 4,183,644.60 × 1,106,542.80 - Step 4: Simplify right side
2,789,787.60x = 4,629,381,809,888.88 - Step 5: Solve for x
x = 4,629,381,809,888.88/2,789,787.60 - Step 6: Final answer
x = 1,659,402.96
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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.