Finding the Fourth Proportional to 3,330,324.48, 4,595,431.68 and 1,879,841.28
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Solution
The fourth proportional to 3,330,324.48, 4,595,431.68 and 1,879,841.28 is: 2,593,946.09
Step by Step Solution
- Step 1: Write the proportion equation
3,330,324.48 : 4,595,431.68 = 1,879,841.28 : x - Step 2: Convert to fraction form
3,330,324.48/4,595,431.68 = 1,879,841.28/x - Step 3: Cross multiply
3,330,324.48x = 4,595,431.68 × 1,879,841.28 - Step 4: Simplify right side
3,330,324.48x = 8,638,682,171,483.75 - Step 5: Solve for x
x = 8,638,682,171,483.75/3,330,324.48 - Step 6: Final answer
x = 2,593,946.09
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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.