Finding the Fourth Proportional to 3,809,265.76, 5,256,527.95 and 2,090,496.99
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Solution
The fourth proportional to 3,809,265.76, 5,256,527.95 and 2,090,496.99 is: 2,884,743.82
Step by Step Solution
- Step 1: Write the proportion equation
3,809,265.76 : 5,256,527.95 = 2,090,496.99 : x - Step 2: Convert to fraction form
3,809,265.76/5,256,527.95 = 2,090,496.99/x - Step 3: Cross multiply
3,809,265.76x = 5,256,527.95 × 2,090,496.99 - Step 4: Simplify right side
3,809,265.76x = 10,988,755,857,325.87 - Step 5: Solve for x
x = 10,988,755,857,325.87/3,809,265.76 - Step 6: Final answer
x = 2,884,743.82
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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.