Finding the Fourth Proportional to 4,176,738.60, 6,271,012.80 and 2,582,415.60
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Solution
The fourth proportional to 4,176,738.60, 6,271,012.80 and 2,582,415.60 is: 3,877,274.31
Step by Step Solution
- Step 1: Write the proportion equation
4,176,738.60 : 6,271,012.80 = 2,582,415.60 : x - Step 2: Convert to fraction form
4,176,738.60/6,271,012.80 = 2,582,415.60/x - Step 3: Cross multiply
4,176,738.60x = 6,271,012.80 × 2,582,415.60 - Step 4: Simplify right side
4,176,738.60x = 16,194,361,282,519.68 - Step 5: Solve for x
x = 16,194,361,282,519.68/4,176,738.60 - Step 6: Final answer
x = 3,877,274.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.