Finding the Fourth Proportional to 2,347,481.49, 3,521,727.42 and 728,218.05
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Solution
The fourth proportional to 2,347,481.49, 3,521,727.42 and 728,218.05 is: 1,092,483.78
Step by Step Solution
- Step 1: Write the proportion equation
2,347,481.49 : 3,521,727.42 = 728,218.05 : x - Step 2: Convert to fraction form
2,347,481.49/3,521,727.42 = 728,218.05/x - Step 3: Cross multiply
2,347,481.49x = 3,521,727.42 × 728,218.05 - Step 4: Simplify right side
2,347,481.49x = 2,564,585,458,486.64 - Step 5: Solve for x
x = 2,564,585,458,486.64/2,347,481.49 - Step 6: Final answer
x = 1,092,483.78
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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.