Finding the Fourth Proportional to 4,936,983.03, 7,402,811.81 and 2,239,836.53
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Solution
The fourth proportional to 4,936,983.03, 7,402,811.81 and 2,239,836.53 is: 3,358,546.74
Step by Step Solution
- Step 1: Write the proportion equation
4,936,983.03 : 7,402,811.81 = 2,239,836.53 : x - Step 2: Convert to fraction form
4,936,983.03/7,402,811.81 = 2,239,836.53/x - Step 3: Cross multiply
4,936,983.03x = 7,402,811.81 × 2,239,836.53 - Step 4: Simplify right side
4,936,983.03x = 16,581,088,268,540.18 - Step 5: Solve for x
x = 16,581,088,268,540.18/4,936,983.03 - Step 6: Final answer
x = 3,358,546.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.