Finding the Fourth Proportional to 2,936,513.76, 4,054,126.32 and 1,849,716.96
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Solution
The fourth proportional to 2,936,513.76, 4,054,126.32 and 1,849,716.96 is: 2,553,703.75
Step by Step Solution
- Step 1: Write the proportion equation
2,936,513.76 : 4,054,126.32 = 1,849,716.96 : x - Step 2: Convert to fraction form
2,936,513.76/4,054,126.32 = 1,849,716.96/x - Step 3: Cross multiply
2,936,513.76x = 4,054,126.32 × 1,849,716.96 - Step 4: Simplify right side
2,936,513.76x = 7,498,986,212,086.39 - Step 5: Solve for x
x = 7,498,986,212,086.39/2,936,513.76 - Step 6: Final answer
x = 2,553,703.75
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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.