Finding the Fourth Proportional to 2,740,561.14, 4,110,743.28 and 718,788.99
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Solution
The fourth proportional to 2,740,561.14, 4,110,743.28 and 718,788.99 is: 1,078,157.67
Step by Step Solution
- Step 1: Write the proportion equation
2,740,561.14 : 4,110,743.28 = 718,788.99 : x - Step 2: Convert to fraction form
2,740,561.14/4,110,743.28 = 718,788.99/x - Step 3: Cross multiply
2,740,561.14x = 4,110,743.28 × 718,788.99 - Step 4: Simplify right side
2,740,561.14x = 2,954,757,010,380.49 - Step 5: Solve for x
x = 2,954,757,010,380.49/2,740,561.14 - Step 6: Final answer
x = 1,078,157.67
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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.