Finding the Fourth Proportional to 1,178,051.80, 1,767,077.70 and 804,803.80
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Solution
The fourth proportional to 1,178,051.80, 1,767,077.70 and 804,803.80 is: 1,207,205.70
Step by Step Solution
- Step 1: Write the proportion equation
1,178,051.80 : 1,767,077.70 = 804,803.80 : x - Step 2: Convert to fraction form
1,178,051.80/1,767,077.70 = 804,803.80/x - Step 3: Cross multiply
1,178,051.80x = 1,767,077.70 × 804,803.80 - Step 4: Simplify right side
1,178,051.80x = 1,422,150,847,855.26 - Step 5: Solve for x
x = 1,422,150,847,855.26/1,178,051.80 - Step 6: Final answer
x = 1,207,205.70
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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.