Finding the Fourth Proportional to 3,764,811.96, 5,647,590.95 and 1,205,382.87
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Solution
The fourth proportional to 3,764,811.96, 5,647,590.95 and 1,205,382.87 is: 1,808,193.73
Step by Step Solution
- Step 1: Write the proportion equation
3,764,811.96 : 5,647,590.95 = 1,205,382.87 : x - Step 2: Convert to fraction form
3,764,811.96/5,647,590.95 = 1,205,382.87/x - Step 3: Cross multiply
3,764,811.96x = 5,647,590.95 × 1,205,382.87 - Step 4: Simplify right side
3,764,811.96x = 6,807,509,381,870.11 - Step 5: Solve for x
x = 6,807,509,381,870.11/3,764,811.96 - Step 6: Final answer
x = 1,808,193.73
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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.