Finding the Fourth Proportional to 4,013,503.76, 5,538,638.97 and 2,294,660.27
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Solution
The fourth proportional to 4,013,503.76, 5,538,638.97 and 2,294,660.27 is: 3,166,633.33
Step by Step Solution
- Step 1: Write the proportion equation
4,013,503.76 : 5,538,638.97 = 2,294,660.27 : x - Step 2: Convert to fraction form
4,013,503.76/5,538,638.97 = 2,294,660.27/x - Step 3: Cross multiply
4,013,503.76x = 5,538,638.97 × 2,294,660.27 - Step 4: Simplify right side
4,013,503.76x = 12,709,294,766,639.53 - Step 5: Solve for x
x = 12,709,294,766,639.53/4,013,503.76 - Step 6: Final answer
x = 3,166,633.33
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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.