Finding the Fourth Proportional to 3,889,584.50, 5,834,390.58 and 1,193,909.90
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Solution
The fourth proportional to 3,889,584.50, 5,834,390.58 and 1,193,909.90 is: 1,790,869.09
Step by Step Solution
- Step 1: Write the proportion equation
3,889,584.50 : 5,834,390.58 = 1,193,909.90 : x - Step 2: Convert to fraction form
3,889,584.50/5,834,390.58 = 1,193,909.90/x - Step 3: Cross multiply
3,889,584.50x = 5,834,390.58 × 1,193,909.90 - Step 4: Simplify right side
3,889,584.50x = 6,965,736,644,756.79 - Step 5: Solve for x
x = 6,965,736,644,756.79/3,889,584.50 - Step 6: Final answer
x = 1,790,869.09
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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.