Finding the Fourth Proportional to 2,821,475.09, 3,893,658.50 and 1,532,324.70
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Solution
The fourth proportional to 2,821,475.09, 3,893,658.50 and 1,532,324.70 is: 2,114,620.51
Step by Step Solution
- Step 1: Write the proportion equation
2,821,475.09 : 3,893,658.50 = 1,532,324.70 : x - Step 2: Convert to fraction form
2,821,475.09/3,893,658.50 = 1,532,324.70/x - Step 3: Cross multiply
2,821,475.09x = 3,893,658.50 × 1,532,324.70 - Step 4: Simplify right side
2,821,475.09x = 5,966,349,085,253.33 - Step 5: Solve for x
x = 5,966,349,085,253.33/2,821,475.09 - Step 6: Final answer
x = 2,114,620.51
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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.