Finding the Fourth Proportional to 4,198,218.24, 6,298,244.28 and 1,358,617.44
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Solution
The fourth proportional to 4,198,218.24, 6,298,244.28 and 1,358,617.44 is: 2,038,222.89
Step by Step Solution
- Step 1: Write the proportion equation
4,198,218.24 : 6,298,244.28 = 1,358,617.44 : x - Step 2: Convert to fraction form
4,198,218.24/6,298,244.28 = 1,358,617.44/x - Step 3: Cross multiply
4,198,218.24x = 6,298,244.28 × 1,358,617.44 - Step 4: Simplify right side
4,198,218.24x = 8,556,904,520,188.24 - Step 5: Solve for x
x = 8,556,904,520,188.24/4,198,218.24 - Step 6: Final answer
x = 2,038,222.89
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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.