Finding the Fourth Proportional to 2,965,792.37, 4,092,929.93 and 1,676,687.09
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Solution
The fourth proportional to 2,965,792.37, 4,092,929.93 and 1,676,687.09 is: 2,313,905.33
Step by Step Solution
- Step 1: Write the proportion equation
2,965,792.37 : 4,092,929.93 = 1,676,687.09 : x - Step 2: Convert to fraction form
2,965,792.37/4,092,929.93 = 1,676,687.09/x - Step 3: Cross multiply
2,965,792.37x = 4,092,929.93 × 1,676,687.09 - Step 4: Simplify right side
2,965,792.37x = 6,862,562,757,632.67 - Step 5: Solve for x
x = 6,862,562,757,632.67/2,965,792.37 - Step 6: Final answer
x = 2,313,905.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.