Finding the Fourth Proportional to 4,467,405.98, 6,162,972.58 and 2,630,985.14
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Solution
The fourth proportional to 4,467,405.98, 6,162,972.58 and 2,630,985.14 is: 3,629,553.56
Step by Step Solution
- Step 1: Write the proportion equation
4,467,405.98 : 6,162,972.58 = 2,630,985.14 : x - Step 2: Convert to fraction form
4,467,405.98/6,162,972.58 = 2,630,985.14/x - Step 3: Cross multiply
4,467,405.98x = 6,162,972.58 × 2,630,985.14 - Step 4: Simplify right side
4,467,405.98x = 16,214,689,276,207.46 - Step 5: Solve for x
x = 16,214,689,276,207.46/4,467,405.98 - Step 6: Final answer
x = 3,629,553.56
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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.