Finding the Fourth Proportional to 3,479,838.57, 5,219,550.09 and 1,083,345.84
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Solution
The fourth proportional to 3,479,838.57, 5,219,550.09 and 1,083,345.84 is: 1,624,954.08
Step by Step Solution
- Step 1: Write the proportion equation
3,479,838.57 : 5,219,550.09 = 1,083,345.84 : x - Step 2: Convert to fraction form
3,479,838.57/5,219,550.09 = 1,083,345.84/x - Step 3: Cross multiply
3,479,838.57x = 5,219,550.09 × 1,083,345.84 - Step 4: Simplify right side
3,479,838.57x = 5,654,577,876,673.13 - Step 5: Solve for x
x = 5,654,577,876,673.13/3,479,838.57 - Step 6: Final answer
x = 1,624,954.08
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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.