Finding the Fourth Proportional to 1,192,920.54, 1,788,827.85 and 444,765.66
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Solution
The fourth proportional to 1,192,920.54, 1,788,827.85 and 444,765.66 is: 666,942.33
Step by Step Solution
- Step 1: Write the proportion equation
1,192,920.54 : 1,788,827.85 = 444,765.66 : x - Step 2: Convert to fraction form
1,192,920.54/1,788,827.85 = 444,765.66/x - Step 3: Cross multiply
1,192,920.54x = 1,788,827.85 × 444,765.66 - Step 4: Simplify right side
1,192,920.54x = 795,609,199,331.63 - Step 5: Solve for x
x = 795,609,199,331.63/1,192,920.54 - Step 6: Final answer
x = 666,942.33
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1.5x scale
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.