Finding the Fourth Proportional to 2,621,125.34, 3,931,689.66 and 727,866.98
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Solution
The fourth proportional to 2,621,125.34, 3,931,689.66 and 727,866.98 is: 1,091,800.93
Step by Step Solution
- Step 1: Write the proportion equation
2,621,125.34 : 3,931,689.66 = 727,866.98 : x - Step 2: Convert to fraction form
2,621,125.34/3,931,689.66 = 727,866.98/x - Step 3: Cross multiply
2,621,125.34x = 3,931,689.66 × 727,866.98 - Step 4: Simplify right side
2,621,125.34x = 2,861,747,079,121.43 - Step 5: Solve for x
x = 2,861,747,079,121.43/2,621,125.34 - Step 6: Final answer
x = 1,091,800.93
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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.