Finding the Fourth Proportional to 4,544,790.68, 6,271,942.30 and 2,507,731.40
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Solution
The fourth proportional to 4,544,790.68, 6,271,942.30 and 2,507,731.40 is: 3,460,741.70
Step by Step Solution
- Step 1: Write the proportion equation
4,544,790.68 : 6,271,942.30 = 2,507,731.40 : x - Step 2: Convert to fraction form
4,544,790.68/6,271,942.30 = 2,507,731.40/x - Step 3: Cross multiply
4,544,790.68x = 6,271,942.30 × 2,507,731.40 - Step 4: Simplify right side
4,544,790.68x = 15,728,346,644,698.22 - Step 5: Solve for x
x = 15,728,346,644,698.22/4,544,790.68 - Step 6: Final answer
x = 3,460,741.70
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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.