Finding the Fourth Proportional to 3,504,133.31, 4,835,988.56 and 1,976,557.55
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Solution
The fourth proportional to 3,504,133.31, 4,835,988.56 and 1,976,557.55 is: 2,727,809.95
Step by Step Solution
- Step 1: Write the proportion equation
3,504,133.31 : 4,835,988.56 = 1,976,557.55 : x - Step 2: Convert to fraction form
3,504,133.31/4,835,988.56 = 1,976,557.55/x - Step 3: Cross multiply
3,504,133.31x = 4,835,988.56 × 1,976,557.55 - Step 4: Simplify right side
3,504,133.31x = 9,558,609,680,743.08 - Step 5: Solve for x
x = 9,558,609,680,743.08/3,504,133.31 - Step 6: Final answer
x = 2,727,809.95
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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.