Finding the Fourth Proportional to 3,102,253.24, 4,653,438.18 and 972,290.20
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Solution
The fourth proportional to 3,102,253.24, 4,653,438.18 and 972,290.20 is: 1,458,453.58
Step by Step Solution
- Step 1: Write the proportion equation
3,102,253.24 : 4,653,438.18 = 972,290.20 : x - Step 2: Convert to fraction form
3,102,253.24/4,653,438.18 = 972,290.20/x - Step 3: Cross multiply
3,102,253.24x = 4,653,438.18 × 972,290.20 - Step 4: Simplify right side
3,102,253.24x = 4,524,492,338,719.84 - Step 5: Solve for x
x = 4,524,492,338,719.84/3,102,253.24 - Step 6: Final answer
x = 1,458,453.58
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1.5x scale
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.