Finding the Fourth Proportional to 4,214,116.78, 6,320,915.61 and 2,595,194.08
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Solution
The fourth proportional to 4,214,116.78, 6,320,915.61 and 2,595,194.08 is: 3,892,631.27
Step by Step Solution
- Step 1: Write the proportion equation
4,214,116.78 : 6,320,915.61 = 2,595,194.08 : x - Step 2: Convert to fraction form
4,214,116.78/6,320,915.61 = 2,595,194.08/x - Step 3: Cross multiply
4,214,116.78x = 6,320,915.61 × 2,595,194.08 - Step 4: Simplify right side
4,214,116.78x = 16,404,002,771,251.59 - Step 5: Solve for x
x = 16,404,002,771,251.59/4,214,116.78 - Step 6: Final answer
x = 3,892,631.27
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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.