Finding the Fourth Proportional to 3,637,724.42, 5,454,388.76 and 1,449,630.63
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Solution
The fourth proportional to 3,637,724.42, 5,454,388.76 and 1,449,630.63 is: 2,173,570.09
Step by Step Solution
- Step 1: Write the proportion equation
3,637,724.42 : 5,454,388.76 = 1,449,630.63 : x - Step 2: Convert to fraction form
3,637,724.42/5,454,388.76 = 1,449,630.63/x - Step 3: Cross multiply
3,637,724.42x = 5,454,388.76 × 1,449,630.63 - Step 4: Simplify right side
3,637,724.42x = 7,906,849,007,175.57 - Step 5: Solve for x
x = 7,906,849,007,175.57/3,637,724.42 - Step 6: Final answer
x = 2,173,570.09
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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.