Finding the Fourth Proportional to 4,143,255.55, 5,717,980.01 and 2,511,731.68
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Solution
The fourth proportional to 4,143,255.55, 5,717,980.01 and 2,511,731.68 is: 3,466,363.92
Step by Step Solution
- Step 1: Write the proportion equation
4,143,255.55 : 5,717,980.01 = 2,511,731.68 : x - Step 2: Convert to fraction form
4,143,255.55/5,717,980.01 = 2,511,731.68/x - Step 3: Cross multiply
4,143,255.55x = 5,717,980.01 × 2,511,731.68 - Step 4: Simplify right side
4,143,255.55x = 14,362,031,528,708.10 - Step 5: Solve for x
x = 14,362,031,528,708.10/4,143,255.55 - Step 6: Final answer
x = 3,466,363.92
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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.