Finding the Fourth Proportional to 2,867,704.49, 3,957,519.36 and 2,030,995.06
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Solution
The fourth proportional to 2,867,704.49, 3,957,519.36 and 2,030,995.06 is: 2,802,834.91
Step by Step Solution
- Step 1: Write the proportion equation
2,867,704.49 : 3,957,519.36 = 2,030,995.06 : x - Step 2: Convert to fraction form
2,867,704.49/3,957,519.36 = 2,030,995.06/x - Step 3: Cross multiply
2,867,704.49x = 3,957,519.36 × 2,030,995.06 - Step 4: Simplify right side
2,867,704.49x = 8,037,702,271,349.03 - Step 5: Solve for x
x = 8,037,702,271,349.03/2,867,704.49 - Step 6: Final answer
x = 2,802,834.91
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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.