Finding the Fourth Proportional to 4,321,052.11, 5,963,114.46 and 2,387,357.20
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Solution
The fourth proportional to 4,321,052.11, 5,963,114.46 and 2,387,357.20 is: 3,294,587.49
Step by Step Solution
- Step 1: Write the proportion equation
4,321,052.11 : 5,963,114.46 = 2,387,357.20 : x - Step 2: Convert to fraction form
4,321,052.11/5,963,114.46 = 2,387,357.20/x - Step 3: Cross multiply
4,321,052.11x = 5,963,114.46 × 2,387,357.20 - Step 4: Simplify right side
4,321,052.11x = 14,236,084,240,505.11 - Step 5: Solve for x
x = 14,236,084,240,505.11/4,321,052.11 - Step 6: Final answer
x = 3,294,587.49
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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.