Finding the Fourth Proportional to 5,544,138.30, 8,316,207.45 and 1,949,876.70
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Solution
The fourth proportional to 5,544,138.30, 8,316,207.45 and 1,949,876.70 is: 2,924,815.05
Step by Step Solution
- Step 1: Write the proportion equation
5,544,138.30 : 8,316,207.45 = 1,949,876.70 : x - Step 2: Convert to fraction form
5,544,138.30/8,316,207.45 = 1,949,876.70/x - Step 3: Cross multiply
5,544,138.30x = 8,316,207.45 × 1,949,876.70 - Step 4: Simplify right side
5,544,138.30x = 16,215,579,139,121.41 - Step 5: Solve for x
x = 16,215,579,139,121.41/5,544,138.30 - Step 6: Final answer
x = 2,924,815.05
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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.