Finding the Fourth Proportional to 4,315,738.68, 5,955,295.34 and 2,381,874.40
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Solution
The fourth proportional to 4,315,738.68, 5,955,295.34 and 2,381,874.40 is: 3,286,752.64
Step by Step Solution
- Step 1: Write the proportion equation
4,315,738.68 : 5,955,295.34 = 2,381,874.40 : x - Step 2: Convert to fraction form
4,315,738.68/5,955,295.34 = 2,381,874.40/x - Step 3: Cross multiply
4,315,738.68x = 5,955,295.34 × 2,381,874.40 - Step 4: Simplify right side
4,315,738.68x = 14,184,765,514,785.29 - Step 5: Solve for x
x = 14,184,765,514,785.29/4,315,738.68 - Step 6: Final answer
x = 3,286,752.64
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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.