Finding the Fourth Proportional to 4,886,309.68, 6,743,104.75 and 2,681,186.98
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Solution
The fourth proportional to 4,886,309.68, 6,743,104.75 and 2,681,186.98 is: 3,700,036.60
Step by Step Solution
- Step 1: Write the proportion equation
4,886,309.68 : 6,743,104.75 = 2,681,186.98 : x - Step 2: Convert to fraction form
4,886,309.68/6,743,104.75 = 2,681,186.98/x - Step 3: Cross multiply
4,886,309.68x = 6,743,104.75 × 2,681,186.98 - Step 4: Simplify right side
4,886,309.68x = 18,079,524,651,801.82 - Step 5: Solve for x
x = 18,079,524,651,801.82/4,886,309.68 - Step 6: Final answer
x = 3,700,036.60
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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.