Finding the Fourth Proportional to 3,208,585.20, 4,812,471.84 and 1,049,425.74
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Solution
The fourth proportional to 3,208,585.20, 4,812,471.84 and 1,049,425.74 is: 1,574,005.83
Step by Step Solution
- Step 1: Write the proportion equation
3,208,585.20 : 4,812,471.84 = 1,049,425.74 : x - Step 2: Convert to fraction form
3,208,585.20/4,812,471.84 = 1,049,425.74/x - Step 3: Cross multiply
3,208,585.20x = 4,812,471.84 × 1,049,425.74 - Step 4: Simplify right side
3,208,585.20x = 5,050,331,821,921.16 - Step 5: Solve for x
x = 5,050,331,821,921.16/3,208,585.20 - Step 6: Final answer
x = 1,574,005.83
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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.