Finding the Fourth Proportional to 2,868,131.92, 4,304,856.12 and 1,449,185.08
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Solution
The fourth proportional to 2,868,131.92, 4,304,856.12 and 1,449,185.08 is: 2,175,120.75
Step by Step Solution
- Step 1: Write the proportion equation
2,868,131.92 : 4,304,856.12 = 1,449,185.08 : x - Step 2: Convert to fraction form
2,868,131.92/4,304,856.12 = 1,449,185.08/x - Step 3: Cross multiply
2,868,131.92x = 4,304,856.12 × 1,449,185.08 - Step 4: Simplify right side
2,868,131.92x = 6,238,533,260,650.69 - Step 5: Solve for x
x = 6,238,533,260,650.69/2,868,131.92 - Step 6: Final answer
x = 2,175,120.75
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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.