Finding the Fourth Proportional to 2,192,174.65, 3,288,187.86 and 772,193.62
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Solution
The fourth proportional to 2,192,174.65, 3,288,187.86 and 772,193.62 is: 1,158,264.32
Step by Step Solution
- Step 1: Write the proportion equation
2,192,174.65 : 3,288,187.86 = 772,193.62 : x - Step 2: Convert to fraction form
2,192,174.65/3,288,187.86 = 772,193.62/x - Step 3: Cross multiply
2,192,174.65x = 3,288,187.86 × 772,193.62 - Step 4: Simplify right side
2,192,174.65x = 2,539,117,686,853.45 - Step 5: Solve for x
x = 2,539,117,686,853.45/2,192,174.65 - Step 6: Final answer
x = 1,158,264.32
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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.