Finding the Fourth Proportional to 3,568,585.40, 5,348,730.90 and 1,437,615.80
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Solution
The fourth proportional to 3,568,585.40, 5,348,730.90 and 1,437,615.80 is: 2,154,752.99
Step by Step Solution
- Step 1: Write the proportion equation
3,568,585.40 : 5,348,730.90 = 1,437,615.80 : x - Step 2: Convert to fraction form
3,568,585.40/5,348,730.90 = 1,437,615.80/x - Step 3: Cross multiply
3,568,585.40x = 5,348,730.90 × 1,437,615.80 - Step 4: Simplify right side
3,568,585.40x = 7,689,420,051,788.22 - Step 5: Solve for x
x = 7,689,420,051,788.22/3,568,585.40 - Step 6: Final answer
x = 2,154,752.99
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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.