Finding the Fourth Proportional to 4,857,272.76, 6,703,133.60 and 2,681,820.12
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Solution
The fourth proportional to 4,857,272.76, 6,703,133.60 and 2,681,820.12 is: 3,700,965.43
Step by Step Solution
- Step 1: Write the proportion equation
4,857,272.76 : 6,703,133.60 = 2,681,820.12 : x - Step 2: Convert to fraction form
4,857,272.76/6,703,133.60 = 2,681,820.12/x - Step 3: Cross multiply
4,857,272.76x = 6,703,133.60 × 2,681,820.12 - Step 4: Simplify right side
4,857,272.76x = 17,976,598,555,528.03 - Step 5: Solve for x
x = 17,976,598,555,528.03/4,857,272.76 - Step 6: Final answer
x = 3,700,965.43
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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.