Finding the Fourth Proportional to 4,836,139.18, 6,673,871.84 and 2,660,635.66
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Solution
The fourth proportional to 4,836,139.18, 6,673,871.84 and 2,660,635.66 is: 3,671,677.08
Step by Step Solution
- Step 1: Write the proportion equation
4,836,139.18 : 6,673,871.84 = 2,660,635.66 : x - Step 2: Convert to fraction form
4,836,139.18/6,673,871.84 = 2,660,635.66/x - Step 3: Cross multiply
4,836,139.18x = 6,673,871.84 × 2,660,635.66 - Step 4: Simplify right side
4,836,139.18x = 17,756,741,397,740.73 - Step 5: Solve for x
x = 17,756,741,397,740.73/4,836,139.18 - Step 6: Final answer
x = 3,671,677.08
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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.