Finding the Fourth Proportional to 4,533,145.20, 6,799,717.80 and 1,541,329.20
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Solution
The fourth proportional to 4,533,145.20, 6,799,717.80 and 1,541,329.20 is: 2,311,993.80
Step by Step Solution
- Step 1: Write the proportion equation
4,533,145.20 : 6,799,717.80 = 1,541,329.20 : x - Step 2: Convert to fraction form
4,533,145.20/6,799,717.80 = 1,541,329.20/x - Step 3: Cross multiply
4,533,145.20x = 6,799,717.80 × 1,541,329.20 - Step 4: Simplify right side
4,533,145.20x = 10,480,603,596,899.76 - Step 5: Solve for x
x = 10,480,603,596,899.76/4,533,145.20 - Step 6: Final answer
x = 2,311,993.80
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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.