Finding the Fourth Proportional to 4,649,514.60, 6,416,335.78 and 2,612,322.92
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Solution
The fourth proportional to 4,649,514.60, 6,416,335.78 and 2,612,322.92 is: 3,605,008.79
Step by Step Solution
- Step 1: Write the proportion equation
4,649,514.60 : 6,416,335.78 = 2,612,322.92 : x - Step 2: Convert to fraction form
4,649,514.60/6,416,335.78 = 2,612,322.92/x - Step 3: Cross multiply
4,649,514.60x = 6,416,335.78 × 2,612,322.92 - Step 4: Simplify right side
4,649,514.60x = 16,761,541,020,510.08 - Step 5: Solve for x
x = 16,761,541,020,510.08/4,649,514.60 - Step 6: Final answer
x = 3,605,008.79
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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.