Finding the Fourth Proportional to 2,741,867.84, 3,783,643.08 and 1,518,139.28
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Solution
The fourth proportional to 2,741,867.84, 3,783,643.08 and 1,518,139.28 is: 2,094,957.71
Step by Step Solution
- Step 1: Write the proportion equation
2,741,867.84 : 3,783,643.08 = 1,518,139.28 : x - Step 2: Convert to fraction form
2,741,867.84/3,783,643.08 = 1,518,139.28/x - Step 3: Cross multiply
2,741,867.84x = 3,783,643.08 × 1,518,139.28 - Step 4: Simplify right side
2,741,867.84x = 5,744,097,162,329.97 - Step 5: Solve for x
x = 5,744,097,162,329.97/2,741,867.84 - Step 6: Final answer
x = 2,094,957.71
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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.