Finding the Fourth Proportional to 4,863,450.36, 6,711,352.38 and 2,687,881.08
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Solution
The fourth proportional to 4,863,450.36, 6,711,352.38 and 2,687,881.08 is: 3,709,160.32
Step by Step Solution
- Step 1: Write the proportion equation
4,863,450.36 : 6,711,352.38 = 2,687,881.08 : x - Step 2: Convert to fraction form
4,863,450.36/6,711,352.38 = 2,687,881.08/x - Step 3: Cross multiply
4,863,450.36x = 6,711,352.38 × 2,687,881.08 - Step 4: Simplify right side
4,863,450.36x = 18,039,317,083,414.97 - Step 5: Solve for x
x = 18,039,317,083,414.97/4,863,450.36 - Step 6: Final answer
x = 3,709,160.32
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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.