Finding the Fourth Proportional to 1,816,768.58, 2,507,197.48 and 1,042,541.19
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Solution
The fourth proportional to 1,816,768.58, 2,507,197.48 and 1,042,541.19 is: 1,438,739.46
Step by Step Solution
- Step 1: Write the proportion equation
1,816,768.58 : 2,507,197.48 = 1,042,541.19 : x - Step 2: Convert to fraction form
1,816,768.58/2,507,197.48 = 1,042,541.19/x - Step 3: Cross multiply
1,816,768.58x = 2,507,197.48 × 1,042,541.19 - Step 4: Simplify right side
1,816,768.58x = 2,613,856,641,757.85 - Step 5: Solve for x
x = 2,613,856,641,757.85/1,816,768.58 - Step 6: Final answer
x = 1,438,739.46
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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.