Finding the Fourth Proportional to 4,859,392.71, 7,284,545.58 and 2,162,253.09
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Solution
The fourth proportional to 4,859,392.71, 7,284,545.58 and 2,162,253.09 is: 3,241,357.95
Step by Step Solution
- Step 1: Write the proportion equation
4,859,392.71 : 7,284,545.58 = 2,162,253.09 : x - Step 2: Convert to fraction form
4,859,392.71/7,284,545.58 = 2,162,253.09/x - Step 3: Cross multiply
4,859,392.71x = 7,284,545.58 × 2,162,253.09 - Step 4: Simplify right side
4,859,392.71x = 15,751,031,189,600.84 - Step 5: Solve for x
x = 15,751,031,189,600.84/4,859,392.71 - Step 6: Final answer
x = 3,241,357.95
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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.