Finding the Fourth Proportional to 2,040,651.11, 2,816,013.97 and 1,110,362.71
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Solution
The fourth proportional to 2,040,651.11, 2,816,013.97 and 1,110,362.71 is: 1,532,254.52
Step by Step Solution
- Step 1: Write the proportion equation
2,040,651.11 : 2,816,013.97 = 1,110,362.71 : x - Step 2: Convert to fraction form
2,040,651.11/2,816,013.97 = 1,110,362.71/x - Step 3: Cross multiply
2,040,651.11x = 2,816,013.97 × 1,110,362.71 - Step 4: Simplify right side
2,040,651.11x = 3,126,796,883,495.18 - Step 5: Solve for x
x = 3,126,796,883,495.18/2,040,651.11 - Step 6: Final answer
x = 1,532,254.52
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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.