Finding the Fourth Proportional to 2,737,638.08, 3,777,347.04 and 1,530,372.80
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Solution
The fourth proportional to 2,737,638.08, 3,777,347.04 and 1,530,372.80 is: 2,111,582.68
Step by Step Solution
- Step 1: Write the proportion equation
2,737,638.08 : 3,777,347.04 = 1,530,372.80 : x - Step 2: Convert to fraction form
2,737,638.08/3,777,347.04 = 1,530,372.80/x - Step 3: Cross multiply
2,737,638.08x = 3,777,347.04 × 1,530,372.80 - Step 4: Simplify right side
2,737,638.08x = 5,780,749,166,176.51 - Step 5: Solve for x
x = 5,780,749,166,176.51/2,737,638.08 - Step 6: Final answer
x = 2,111,582.68
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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.