Finding the Fourth Proportional to 1,568,030.18, 2,163,619.31 and 923,578.65
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Solution
The fourth proportional to 1,568,030.18, 2,163,619.31 and 923,578.65 is: 1,274,384.02
Step by Step Solution
- Step 1: Write the proportion equation
1,568,030.18 : 2,163,619.31 = 923,578.65 : x - Step 2: Convert to fraction form
1,568,030.18/2,163,619.31 = 923,578.65/x - Step 3: Cross multiply
1,568,030.18x = 2,163,619.31 × 923,578.65 - Step 4: Simplify right side
1,568,030.18x = 1,998,272,596,825.84 - Step 5: Solve for x
x = 1,998,272,596,825.84/1,568,030.18 - Step 6: Final answer
x = 1,274,384.02
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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.