Finding the Fourth Proportional to 4,936,202.47, 6,811,911.97 and 2,760,719.59
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Solution
The fourth proportional to 4,936,202.47, 6,811,911.97 and 2,760,719.59 is: 3,809,766.50
Step by Step Solution
- Step 1: Write the proportion equation
4,936,202.47 : 6,811,911.97 = 2,760,719.59 : x - Step 2: Convert to fraction form
4,936,202.47/6,811,911.97 = 2,760,719.59/x - Step 3: Cross multiply
4,936,202.47x = 6,811,911.97 × 2,760,719.59 - Step 4: Simplify right side
4,936,202.47x = 18,805,778,820,934.49 - Step 5: Solve for x
x = 18,805,778,820,934.49/4,936,202.47 - Step 6: Final answer
x = 3,809,766.50
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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.