Finding the Fourth Proportional to 3,278,787.96, 4,918,510.02 and 1,004,286.08
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Solution
The fourth proportional to 3,278,787.96, 4,918,510.02 and 1,004,286.08 is: 1,506,529.61
Step by Step Solution
- Step 1: Write the proportion equation
3,278,787.96 : 4,918,510.02 = 1,004,286.08 : x - Step 2: Convert to fraction form
3,278,787.96/4,918,510.02 = 1,004,286.08/x - Step 3: Cross multiply
3,278,787.96x = 4,918,510.02 × 1,004,286.08 - Step 4: Simplify right side
3,278,787.96x = 4,939,591,147,426.52 - Step 5: Solve for x
x = 4,939,591,147,426.52/3,278,787.96 - Step 6: Final answer
x = 1,506,529.61
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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.