Finding the Fourth Proportional to 4,685,996.34, 6,467,273.85 and 2,621,126.62
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Solution
The fourth proportional to 4,685,996.34, 6,467,273.85 and 2,621,126.62 is: 3,617,489.74
Step by Step Solution
- Step 1: Write the proportion equation
4,685,996.34 : 6,467,273.85 = 2,621,126.62 : x - Step 2: Convert to fraction form
4,685,996.34/6,467,273.85 = 2,621,126.62/x - Step 3: Cross multiply
4,685,996.34x = 6,467,273.85 × 2,621,126.62 - Step 4: Simplify right side
4,685,996.34x = 16,951,543,664,978.20 - Step 5: Solve for x
x = 16,951,543,664,978.20/4,685,996.34 - Step 6: Final answer
x = 3,617,489.74
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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.