Finding the Fourth Proportional to 4,307,979.29, 5,944,991.92 and 2,374,235.69
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Solution
The fourth proportional to 4,307,979.29, 5,944,991.92 and 2,374,235.69 is: 3,276,434.50
Step by Step Solution
- Step 1: Write the proportion equation
4,307,979.29 : 5,944,991.92 = 2,374,235.69 : x - Step 2: Convert to fraction form
4,307,979.29/5,944,991.92 = 2,374,235.69/x - Step 3: Cross multiply
4,307,979.29x = 5,944,991.92 × 2,374,235.69 - Step 4: Simplify right side
4,307,979.29x = 14,114,811,957,565.08 - Step 5: Solve for x
x = 14,114,811,957,565.08/4,307,979.29 - Step 6: Final answer
x = 3,276,434.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.