Finding the Fourth Proportional to 2,976,301.97, 4,107,177.80 and 1,752,659.07
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Solution
The fourth proportional to 2,976,301.97, 4,107,177.80 and 1,752,659.07 is: 2,418,599.48
Step by Step Solution
- Step 1: Write the proportion equation
2,976,301.97 : 4,107,177.80 = 1,752,659.07 : x - Step 2: Convert to fraction form
2,976,301.97/4,107,177.80 = 1,752,659.07/x - Step 3: Cross multiply
2,976,301.97x = 4,107,177.80 × 1,752,659.07 - Step 4: Simplify right side
2,976,301.97x = 7,198,482,405,679.91 - Step 5: Solve for x
x = 7,198,482,405,679.91/2,976,301.97 - Step 6: Final answer
x = 2,418,599.48
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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.