Finding the Fourth Proportional to 2,313,315.26, 3,192,474.84 and 1,280,823.05
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Solution
The fourth proportional to 2,313,315.26, 3,192,474.84 and 1,280,823.05 is: 1,767,591.06
Step by Step Solution
- Step 1: Write the proportion equation
2,313,315.26 : 3,192,474.84 = 1,280,823.05 : x - Step 2: Convert to fraction form
2,313,315.26/3,192,474.84 = 1,280,823.05/x - Step 3: Cross multiply
2,313,315.26x = 3,192,474.84 × 1,280,823.05 - Step 4: Simplify right side
2,313,315.26x = 4,088,995,361,617.06 - Step 5: Solve for x
x = 4,088,995,361,617.06/2,313,315.26 - Step 6: Final answer
x = 1,767,591.06
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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.