Finding the Fourth Proportional to 4,935,715.24, 6,811,634.10 and 2,760,460.78
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Solution
The fourth proportional to 4,935,715.24, 6,811,634.10 and 2,760,460.78 is: 3,809,629.99
Step by Step Solution
- Step 1: Write the proportion equation
4,935,715.24 : 6,811,634.10 = 2,760,460.78 : x - Step 2: Convert to fraction form
4,935,715.24/6,811,634.10 = 2,760,460.78/x - Step 3: Cross multiply
4,935,715.24x = 6,811,634.10 × 2,760,460.78 - Step 4: Simplify right side
4,935,715.24x = 18,803,248,780,760.59 - Step 5: Solve for x
x = 18,803,248,780,760.59/4,935,715.24 - Step 6: Final answer
x = 3,809,629.99
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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.