Finding the Fourth Proportional to 2,411,990.73, 3,328,553.75 and 1,324,332.75
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Solution
The fourth proportional to 2,411,990.73, 3,328,553.75 and 1,324,332.75 is: 1,827,582.79
Step by Step Solution
- Step 1: Write the proportion equation
2,411,990.73 : 3,328,553.75 = 1,324,332.75 : x - Step 2: Convert to fraction form
2,411,990.73/3,328,553.75 = 1,324,332.75/x - Step 3: Cross multiply
2,411,990.73x = 3,328,553.75 × 1,324,332.75 - Step 4: Simplify right side
2,411,990.73x = 4,408,112,741,260.31 - Step 5: Solve for x
x = 4,408,112,741,260.31/2,411,990.73 - Step 6: Final answer
x = 1,827,582.79
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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.