Finding the Fourth Proportional to 4,856,487.09, 6,701,776.16 and 2,680,983.42
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Solution
The fourth proportional to 4,856,487.09, 6,701,776.16 and 2,680,983.42 is: 3,699,659.94
Step by Step Solution
- Step 1: Write the proportion equation
4,856,487.09 : 6,701,776.16 = 2,680,983.42 : x - Step 2: Convert to fraction form
4,856,487.09/6,701,776.16 = 2,680,983.42/x - Step 3: Cross multiply
4,856,487.09x = 6,701,776.16 × 2,680,983.42 - Step 4: Simplify right side
4,856,487.09x = 17,967,350,756,106.35 - Step 5: Solve for x
x = 17,967,350,756,106.35/4,856,487.09 - Step 6: Final answer
x = 3,699,659.94
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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.