Finding the Fourth Proportional to 2,328,010.92, 3,212,284.68 and 1,309,218.84
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Solution
The fourth proportional to 2,328,010.92, 3,212,284.68 and 1,309,218.84 is: 1,806,513.70
Step by Step Solution
- Step 1: Write the proportion equation
2,328,010.92 : 3,212,284.68 = 1,309,218.84 : x - Step 2: Convert to fraction form
2,328,010.92/3,212,284.68 = 1,309,218.84/x - Step 3: Cross multiply
2,328,010.92x = 3,212,284.68 × 1,309,218.84 - Step 4: Simplify right side
2,328,010.92x = 4,205,583,622,499.37 - Step 5: Solve for x
x = 4,205,583,622,499.37/2,328,010.92 - Step 6: Final answer
x = 1,806,513.70
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1.5x scale
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.