Finding the Fourth Proportional to 3,726,955.68, 5,146,425.36 and 3,535,635.84
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Solution
The fourth proportional to 3,726,955.68, 5,146,425.36 and 3,535,635.84 is: 4,882,238.35
Step by Step Solution
- Step 1: Write the proportion equation
3,726,955.68 : 5,146,425.36 = 3,535,635.84 : x - Step 2: Convert to fraction form
3,726,955.68/5,146,425.36 = 3,535,635.84/x - Step 3: Cross multiply
3,726,955.68x = 5,146,425.36 × 3,535,635.84 - Step 4: Simplify right side
3,726,955.68x = 18,195,885,950,700.90 - Step 5: Solve for x
x = 18,195,885,950,700.90/3,726,955.68 - Step 6: Final answer
x = 4,882,238.35
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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.