Finding the Fourth Proportional to 3,882,339.36, 5,357,188.68 and 2,250,409.52
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Solution
The fourth proportional to 3,882,339.36, 5,357,188.68 and 2,250,409.52 is: 3,105,310.30
Step by Step Solution
- Step 1: Write the proportion equation
3,882,339.36 : 5,357,188.68 = 2,250,409.52 : x - Step 2: Convert to fraction form
3,882,339.36/5,357,188.68 = 2,250,409.52/x - Step 3: Cross multiply
3,882,339.36x = 5,357,188.68 × 2,250,409.52 - Step 4: Simplify right side
3,882,339.36x = 12,055,868,405,908.23 - Step 5: Solve for x
x = 12,055,868,405,908.23/3,882,339.36 - Step 6: Final answer
x = 3,105,310.30
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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.