Finding the Fourth Proportional to 2,125,051.97, 2,933,693.04 and 1,707,059.16
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Solution
The fourth proportional to 2,125,051.97, 2,933,693.04 and 1,707,059.16 is: 2,356,642.41
Step by Step Solution
- Step 1: Write the proportion equation
2,125,051.97 : 2,933,693.04 = 1,707,059.16 : x - Step 2: Convert to fraction form
2,125,051.97/2,933,693.04 = 1,707,059.16/x - Step 3: Cross multiply
2,125,051.97x = 2,933,693.04 × 1,707,059.16 - Step 4: Simplify right side
2,125,051.97x = 5,007,987,576,560.25 - Step 5: Solve for x
x = 5,007,987,576,560.25/2,125,051.97 - Step 6: Final answer
x = 2,356,642.41
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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.