Finding the Fourth Proportional to 3,135,860.97, 4,329,343.23 and 1,975,302.08
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Solution
The fourth proportional to 3,135,860.97, 4,329,343.23 and 1,975,302.08 is: 2,727,085.41
Step by Step Solution
- Step 1: Write the proportion equation
3,135,860.97 : 4,329,343.23 = 1,975,302.08 : x - Step 2: Convert to fraction form
3,135,860.97/4,329,343.23 = 1,975,302.08/x - Step 3: Cross multiply
3,135,860.97x = 4,329,343.23 × 1,975,302.08 - Step 4: Simplify right side
3,135,860.97x = 8,551,760,687,252.92 - Step 5: Solve for x
x = 8,551,760,687,252.92/3,135,860.97 - Step 6: Final answer
x = 2,727,085.41
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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.