Finding the Fourth Proportional to 3,509,111.97, 5,251,692.11 and 2,941,134.30
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Solution
The fourth proportional to 3,509,111.97, 5,251,692.11 and 2,941,134.30 is: 4,401,663.99
Step by Step Solution
- Step 1: Write the proportion equation
3,509,111.97 : 5,251,692.11 = 2,941,134.30 : x - Step 2: Convert to fraction form
3,509,111.97/5,251,692.11 = 2,941,134.30/x - Step 3: Cross multiply
3,509,111.97x = 5,251,692.11 × 2,941,134.30 - Step 4: Simplify right side
3,509,111.97x = 15,445,931,783,054.70 - Step 5: Solve for x
x = 15,445,931,783,054.70/3,509,111.97 - Step 6: Final answer
x = 4,401,663.99
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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.