Finding the Fourth Proportional to 4,117,696.31, 5,682,421.45 and 2,282,272.96
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Solution
The fourth proportional to 4,117,696.31, 5,682,421.45 and 2,282,272.96 is: 3,149,536.98
Step by Step Solution
- Step 1: Write the proportion equation
4,117,696.31 : 5,682,421.45 = 2,282,272.96 : x - Step 2: Convert to fraction form
4,117,696.31/5,682,421.45 = 2,282,272.96/x - Step 3: Cross multiply
4,117,696.31x = 5,682,421.45 × 2,282,272.96 - Step 4: Simplify right side
4,117,696.31x = 12,968,836,802,747.26 - Step 5: Solve for x
x = 12,968,836,802,747.26/4,117,696.31 - Step 6: Final answer
x = 3,149,536.98
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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.