Finding the Fourth Proportional to 3,552,143.49, 5,328,202.82 and 1,277,664.21
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Solution
The fourth proportional to 3,552,143.49, 5,328,202.82 and 1,277,664.21 is: 1,916,491.85
Step by Step Solution
- Step 1: Write the proportion equation
3,552,143.49 : 5,328,202.82 = 1,277,664.21 : x - Step 2: Convert to fraction form
3,552,143.49/5,328,202.82 = 1,277,664.21/x - Step 3: Cross multiply
3,552,143.49x = 5,328,202.82 × 1,277,664.21 - Step 4: Simplify right side
3,552,143.49x = 6,807,654,040,346.75 - Step 5: Solve for x
x = 6,807,654,040,346.75/3,552,143.49 - Step 6: Final answer
x = 1,916,491.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.