Finding the Fourth Proportional to 4,342,698.12, 6,514,093.94 and 1,310,090.25
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Solution
The fourth proportional to 4,342,698.12, 6,514,093.94 and 1,310,090.25 is: 1,965,149.48
Step by Step Solution
- Step 1: Write the proportion equation
4,342,698.12 : 6,514,093.94 = 1,310,090.25 : x - Step 2: Convert to fraction form
4,342,698.12/6,514,093.94 = 1,310,090.25/x - Step 3: Cross multiply
4,342,698.12x = 6,514,093.94 × 1,310,090.25 - Step 4: Simplify right side
4,342,698.12x = 8,534,050,951,827.63 - Step 5: Solve for x
x = 8,534,050,951,827.63/4,342,698.12 - Step 6: Final answer
x = 1,965,149.48
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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.