Finding the Fourth Proportional to 1,883,858.67, 2,599,793.40 and 1,079,198.19
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Solution
The fourth proportional to 1,883,858.67, 2,599,793.40 and 1,079,198.19 is: 1,489,332.71
Step by Step Solution
- Step 1: Write the proportion equation
1,883,858.67 : 2,599,793.40 = 1,079,198.19 : x - Step 2: Convert to fraction form
1,883,858.67/2,599,793.40 = 1,079,198.19/x - Step 3: Cross multiply
1,883,858.67x = 2,599,793.40 × 1,079,198.19 - Step 4: Simplify right side
1,883,858.67x = 2,805,692,331,653.95 - Step 5: Solve for x
x = 2,805,692,331,653.95/1,883,858.67 - Step 6: Final answer
x = 1,489,332.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.