Finding the Fourth Proportional to 3,203,838.84, 4,421,263.92 and 1,733,715.20
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Solution
The fourth proportional to 3,203,838.84, 4,421,263.92 and 1,733,715.20 is: 2,392,508.75
Step by Step Solution
- Step 1: Write the proportion equation
3,203,838.84 : 4,421,263.92 = 1,733,715.20 : x - Step 2: Convert to fraction form
3,203,838.84/4,421,263.92 = 1,733,715.20/x - Step 3: Cross multiply
3,203,838.84x = 4,421,263.92 × 1,733,715.20 - Step 4: Simplify right side
3,203,838.84x = 7,665,212,474,523.06 - Step 5: Solve for x
x = 7,665,212,474,523.06/3,203,838.84 - Step 6: Final answer
x = 2,392,508.75
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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.