Finding the Fourth Proportional to 2,559,879.12, 3,532,330.44 and 1,413,891.12
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Solution
The fourth proportional to 2,559,879.12, 3,532,330.44 and 1,413,891.12 is: 1,951,002.53
Step by Step Solution
- Step 1: Write the proportion equation
2,559,879.12 : 3,532,330.44 = 1,413,891.12 : x - Step 2: Convert to fraction form
2,559,879.12/3,532,330.44 = 1,413,891.12/x - Step 3: Cross multiply
2,559,879.12x = 3,532,330.44 × 1,413,891.12 - Step 4: Simplify right side
2,559,879.12x = 4,994,330,642,021.69 - Step 5: Solve for x
x = 4,994,330,642,021.69/2,559,879.12 - Step 6: Final answer
x = 1,951,002.53
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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.