Finding the Fourth Proportional to 4,236,214.72, 5,846,015.36 and 2,302,479.68
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Solution
The fourth proportional to 4,236,214.72, 5,846,015.36 and 2,302,479.68 is: 3,177,443.18
Step by Step Solution
- Step 1: Write the proportion equation
4,236,214.72 : 5,846,015.36 = 2,302,479.68 : x - Step 2: Convert to fraction form
4,236,214.72/5,846,015.36 = 2,302,479.68/x - Step 3: Cross multiply
4,236,214.72x = 5,846,015.36 × 2,302,479.68 - Step 4: Simplify right side
4,236,214.72x = 13,460,331,575,367.89 - Step 5: Solve for x
x = 13,460,331,575,367.89/4,236,214.72 - Step 6: Final answer
x = 3,177,443.18
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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.