Finding the Fourth Proportional to 2,847,535.65, 3,929,546.68 and 1,558,350.18
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Solution
The fourth proportional to 2,847,535.65, 3,929,546.68 and 1,558,350.18 is: 2,150,494.51
Step by Step Solution
- Step 1: Write the proportion equation
2,847,535.65 : 3,929,546.68 = 1,558,350.18 : x - Step 2: Convert to fraction form
2,847,535.65/3,929,546.68 = 1,558,350.18/x - Step 3: Cross multiply
2,847,535.65x = 3,929,546.68 × 1,558,350.18 - Step 4: Simplify right side
2,847,535.65x = 6,123,609,776,096.40 - Step 5: Solve for x
x = 6,123,609,776,096.40/2,847,535.65 - Step 6: Final answer
x = 2,150,494.51
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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.