Finding the Fourth Proportional to 3,294,293.05, 4,542,930.46 and 2,568,876.09
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Solution
The fourth proportional to 3,294,293.05, 4,542,930.46 and 2,568,876.09 is: 3,542,558.37
Step by Step Solution
- Step 1: Write the proportion equation
3,294,293.05 : 4,542,930.46 = 2,568,876.09 : x - Step 2: Convert to fraction form
3,294,293.05/4,542,930.46 = 2,568,876.09/x - Step 3: Cross multiply
3,294,293.05x = 4,542,930.46 × 2,568,876.09 - Step 4: Simplify right side
3,294,293.05x = 11,670,225,423,401.81 - Step 5: Solve for x
x = 11,670,225,423,401.81/3,294,293.05 - Step 6: Final answer
x = 3,542,558.37
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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.