Finding the Fourth Proportional to 5,346,642.87, 8,016,761.39 and 1,701,798.26
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Solution
The fourth proportional to 5,346,642.87, 8,016,761.39 and 1,701,798.26 is: 2,551,677.92
Step by Step Solution
- Step 1: Write the proportion equation
5,346,642.87 : 8,016,761.39 = 1,701,798.26 : x - Step 2: Convert to fraction form
5,346,642.87/8,016,761.39 = 1,701,798.26/x - Step 3: Cross multiply
5,346,642.87x = 8,016,761.39 × 1,701,798.26 - Step 4: Simplify right side
5,346,642.87x = 13,642,910,535,744.38 - Step 5: Solve for x
x = 13,642,910,535,744.38/5,346,642.87 - Step 6: Final answer
x = 2,551,677.92
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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.