Finding the Fourth Proportional to 4,332,588.16, 5,979,158.52 and 2,398,848.68
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Solution
The fourth proportional to 4,332,588.16, 5,979,158.52 and 2,398,848.68 is: 3,310,514.64
Step by Step Solution
- Step 1: Write the proportion equation
4,332,588.16 : 5,979,158.52 = 2,398,848.68 : x - Step 2: Convert to fraction form
4,332,588.16/5,979,158.52 = 2,398,848.68/x - Step 3: Cross multiply
4,332,588.16x = 5,979,158.52 × 2,398,848.68 - Step 4: Simplify right side
4,332,588.16x = 14,343,096,523,212.75 - Step 5: Solve for x
x = 14,343,096,523,212.75/4,332,588.16 - Step 6: Final answer
x = 3,310,514.64
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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.