Finding the Fourth Proportional to 5,017,693.94, 6,923,862.25 and 2,782,415.26
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Solution
The fourth proportional to 5,017,693.94, 6,923,862.25 and 2,782,415.26 is: 3,839,425.09
Step by Step Solution
- Step 1: Write the proportion equation
5,017,693.94 : 6,923,862.25 = 2,782,415.26 : x - Step 2: Convert to fraction form
5,017,693.94/6,923,862.25 = 2,782,415.26/x - Step 3: Cross multiply
5,017,693.94x = 6,923,862.25 × 2,782,415.26 - Step 4: Simplify right side
5,017,693.94x = 19,265,059,982,537.93 - Step 5: Solve for x
x = 19,265,059,982,537.93/5,017,693.94 - Step 6: Final answer
x = 3,839,425.09
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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.