Finding the Fourth Proportional to 3,777,378.04, 5,212,630.02 and 2,058,461.92
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Solution
The fourth proportional to 3,777,378.04, 5,212,630.02 and 2,058,461.92 is: 2,840,594.80
Step by Step Solution
- Step 1: Write the proportion equation
3,777,378.04 : 5,212,630.02 = 2,058,461.92 : x - Step 2: Convert to fraction form
3,777,378.04/5,212,630.02 = 2,058,461.92/x - Step 3: Cross multiply
3,777,378.04x = 5,212,630.02 × 2,058,461.92 - Step 4: Simplify right side
3,777,378.04x = 10,730,000,399,218.84 - Step 5: Solve for x
x = 10,730,000,399,218.84/3,777,378.04 - Step 6: Final answer
x = 2,840,594.80
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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.