Finding the Fourth Proportional to 1,176,381.44, 1,763,797.80 and 775,800.80
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Solution
The fourth proportional to 1,176,381.44, 1,763,797.80 and 775,800.80 is: 1,163,190.52
Step by Step Solution
- Step 1: Write the proportion equation
1,176,381.44 : 1,763,797.80 = 775,800.80 : x - Step 2: Convert to fraction form
1,176,381.44/1,763,797.80 = 775,800.80/x - Step 3: Cross multiply
1,176,381.44x = 1,763,797.80 × 775,800.80 - Step 4: Simplify right side
1,176,381.44x = 1,368,355,742,338.74 - Step 5: Solve for x
x = 1,368,355,742,338.74/1,176,381.44 - Step 6: Final answer
x = 1,163,190.52
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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.