Finding the Fourth Proportional to 2,756,775.60, 4,135,163.40 and 864,097.20
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Solution
The fourth proportional to 2,756,775.60, 4,135,163.40 and 864,097.20 is: 1,296,145.80
Step by Step Solution
- Step 1: Write the proportion equation
2,756,775.60 : 4,135,163.40 = 864,097.20 : x - Step 2: Convert to fraction form
2,756,775.60/4,135,163.40 = 864,097.20/x - Step 3: Cross multiply
2,756,775.60x = 4,135,163.40 × 864,097.20 - Step 4: Simplify right side
2,756,775.60x = 3,573,183,115,482.48 - Step 5: Solve for x
x = 3,573,183,115,482.48/2,756,775.60 - Step 6: Final answer
x = 1,296,145.80
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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.