Finding the Fourth Proportional to 4,324,806.88, 5,967,717.60 and 2,390,807.68
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Solution
The fourth proportional to 4,324,806.88, 5,967,717.60 and 2,390,807.68 is: 3,299,029.41
Step by Step Solution
- Step 1: Write the proportion equation
4,324,806.88 : 5,967,717.60 = 2,390,807.68 : x - Step 2: Convert to fraction form
4,324,806.88/5,967,717.60 = 2,390,807.68/x - Step 3: Cross multiply
4,324,806.88x = 5,967,717.60 × 2,390,807.68 - Step 4: Simplify right side
4,324,806.88x = 14,267,665,070,151.17 - Step 5: Solve for x
x = 14,267,665,070,151.17/4,324,806.88 - Step 6: Final answer
x = 3,299,029.41
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1.5x scale
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.