Finding the Fourth Proportional to 1,471,310.10, 2,205,324.90 and 572,453.10
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Solution
The fourth proportional to 1,471,310.10, 2,205,324.90 and 572,453.10 is: 858,041.47
Step by Step Solution
- Step 1: Write the proportion equation
1,471,310.10 : 2,205,324.90 = 572,453.10 : x - Step 2: Convert to fraction form
1,471,310.10/2,205,324.90 = 572,453.10/x - Step 3: Cross multiply
1,471,310.10x = 2,205,324.90 × 572,453.10 - Step 4: Simplify right side
1,471,310.10x = 1,262,445,075,512.19 - Step 5: Solve for x
x = 1,262,445,075,512.19/1,471,310.10 - Step 6: Final answer
x = 858,041.47
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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.