Finding the Fourth Proportional to 3,753,402.68, 5,179,231.68 and 2,665,277.84
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Solution
The fourth proportional to 3,753,402.68, 5,179,231.68 and 2,665,277.84 is: 3,677,753.92
Step by Step Solution
- Step 1: Write the proportion equation
3,753,402.68 : 5,179,231.68 = 2,665,277.84 : x - Step 2: Convert to fraction form
3,753,402.68/5,179,231.68 = 2,665,277.84/x - Step 3: Cross multiply
3,753,402.68x = 5,179,231.68 × 2,665,277.84 - Step 4: Simplify right side
3,753,402.68x = 13,804,091,424,929.97 - Step 5: Solve for x
x = 13,804,091,424,929.97/3,753,402.68 - Step 6: Final answer
x = 3,677,753.92
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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.