Finding the Fourth Proportional to 1,969,043.63, 2,717,282.63 and 1,063,625.63
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Solution
The fourth proportional to 1,969,043.63, 2,717,282.63 and 1,063,625.63 is: 1,467,804.68
Step by Step Solution
- Step 1: Write the proportion equation
1,969,043.63 : 2,717,282.63 = 1,063,625.63 : x - Step 2: Convert to fraction form
1,969,043.63/2,717,282.63 = 1,063,625.63/x - Step 3: Cross multiply
1,969,043.63x = 2,717,282.63 × 1,063,625.63 - Step 4: Simplify right side
1,969,043.63x = 2,890,171,438,294.46 - Step 5: Solve for x
x = 2,890,171,438,294.46/1,969,043.63 - Step 6: Final answer
x = 1,467,804.68
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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.