Finding the Fourth Proportional to 5,056,447.43, 7,590,068.63 and 2,179,234.18
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Solution
The fourth proportional to 5,056,447.43, 7,590,068.63 and 2,179,234.18 is: 3,271,177.48
Step by Step Solution
- Step 1: Write the proportion equation
5,056,447.43 : 7,590,068.63 = 2,179,234.18 : x - Step 2: Convert to fraction form
5,056,447.43/7,590,068.63 = 2,179,234.18/x - Step 3: Cross multiply
5,056,447.43x = 7,590,068.63 × 2,179,234.18 - Step 4: Simplify right side
5,056,447.43x = 16,540,536,944,982.30 - Step 5: Solve for x
x = 16,540,536,944,982.30/5,056,447.43 - Step 6: Final answer
x = 3,271,177.48
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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.