Finding the Fourth Proportional to 3,563,876.09, 5,343,452.61 and 1,289,101.10
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Solution
The fourth proportional to 3,563,876.09, 5,343,452.61 and 1,289,101.10 is: 1,932,797.46
Step by Step Solution
- Step 1: Write the proportion equation
3,563,876.09 : 5,343,452.61 = 1,289,101.10 : x - Step 2: Convert to fraction form
3,563,876.09/5,343,452.61 = 1,289,101.10/x - Step 3: Cross multiply
3,563,876.09x = 5,343,452.61 × 1,289,101.10 - Step 4: Simplify right side
3,563,876.09x = 6,888,250,637,348.87 - Step 5: Solve for x
x = 6,888,250,637,348.87/3,563,876.09 - Step 6: Final answer
x = 1,932,797.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.