Finding the Fourth Proportional to 3,124,473.72, 4,311,570.16 and 1,747,578.84
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Solution
The fourth proportional to 3,124,473.72, 4,311,570.16 and 1,747,578.84 is: 2,411,544.94
Step by Step Solution
- Step 1: Write the proportion equation
3,124,473.72 : 4,311,570.16 = 1,747,578.84 : x - Step 2: Convert to fraction form
3,124,473.72/4,311,570.16 = 1,747,578.84/x - Step 3: Cross multiply
3,124,473.72x = 4,311,570.16 × 1,747,578.84 - Step 4: Simplify right side
3,124,473.72x = 7,534,808,778,791.42 - Step 5: Solve for x
x = 7,534,808,778,791.42/3,124,473.72 - Step 6: Final answer
x = 2,411,544.94
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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.