Finding the Fourth Proportional to 2,124,324.09, 2,931,530.33 and 1,157,462.33
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Solution
The fourth proportional to 2,124,324.09, 2,931,530.33 and 1,157,462.33 is: 1,597,277.90
Step by Step Solution
- Step 1: Write the proportion equation
2,124,324.09 : 2,931,530.33 = 1,157,462.33 : x - Step 2: Convert to fraction form
2,124,324.09/2,931,530.33 = 1,157,462.33/x - Step 3: Cross multiply
2,124,324.09x = 2,931,530.33 × 1,157,462.33 - Step 4: Simplify right side
2,124,324.09x = 3,393,135,914,463.47 - Step 5: Solve for x
x = 3,393,135,914,463.47/2,124,324.09 - Step 6: Final answer
x = 1,597,277.90
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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.