Finding the Fourth Proportional to 1,206,394.40, 1,808,716.80 and 496,056.80
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Solution
The fourth proportional to 1,206,394.40, 1,808,716.80 and 496,056.80 is: 743,725.49
Step by Step Solution
- Step 1: Write the proportion equation
1,206,394.40 : 1,808,716.80 = 496,056.80 : x - Step 2: Convert to fraction form
1,206,394.40/1,808,716.80 = 496,056.80/x - Step 3: Cross multiply
1,206,394.40x = 1,808,716.80 × 496,056.80 - Step 4: Simplify right side
1,206,394.40x = 897,226,267,914.24 - Step 5: Solve for x
x = 897,226,267,914.24/1,206,394.40 - Step 6: Final answer
x = 743,725.49
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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.