Finding the Fourth Proportional to 4,107,724.84, 5,668,224 and 2,271,891.40
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Solution
The fourth proportional to 4,107,724.84, 5,668,224 and 2,271,891.40 is: 3,134,968.84
Step by Step Solution
- Step 1: Write the proportion equation
4,107,724.84 : 5,668,224 = 2,271,891.40 : x - Step 2: Convert to fraction form
4,107,724.84/5,668,224 = 2,271,891.40/x - Step 3: Cross multiply
4,107,724.84x = 5,668,224 × 2,271,891.40 - Step 4: Simplify right side
4,107,724.84x = 12,877,589,358,873.60 - Step 5: Solve for x
x = 12,877,589,358,873.60/4,107,724.84 - Step 6: Final answer
x = 3,134,968.84
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1.5x scale
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.