Finding the Fourth Proportional to 2,554,217.12, 3,828,738.54 and 1,656,228.44
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Solution
The fourth proportional to 2,554,217.12, 3,828,738.54 and 1,656,228.44 is: 2,482,665.08
Step by Step Solution
- Step 1: Write the proportion equation
2,554,217.12 : 3,828,738.54 = 1,656,228.44 : x - Step 2: Convert to fraction form
2,554,217.12/3,828,738.54 = 1,656,228.44/x - Step 3: Cross multiply
2,554,217.12x = 3,828,738.54 × 1,656,228.44 - Step 4: Simplify right side
2,554,217.12x = 6,341,265,659,272.08 - Step 5: Solve for x
x = 6,341,265,659,272.08/2,554,217.12 - Step 6: Final answer
x = 2,482,665.08
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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.