Finding the Fourth Proportional to 2,496,171.12, 3,743,542.44 and 813,421.68
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Solution
The fourth proportional to 2,496,171.12, 3,743,542.44 and 813,421.68 is: 1,219,899.77
Step by Step Solution
- Step 1: Write the proportion equation
2,496,171.12 : 3,743,542.44 = 813,421.68 : x - Step 2: Convert to fraction form
2,496,171.12/3,743,542.44 = 813,421.68/x - Step 3: Cross multiply
2,496,171.12x = 3,743,542.44 × 813,421.68 - Step 4: Simplify right side
2,496,171.12x = 3,045,078,580,696.10 - Step 5: Solve for x
x = 3,045,078,580,696.10/2,496,171.12 - Step 6: Final answer
x = 1,219,899.77
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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.