Finding the Fourth Proportional to 1,240,241.33, 1,711,550.99 and 696,494.81
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Solution
The fourth proportional to 1,240,241.33, 1,711,550.99 and 696,494.81 is: 961,172.92
Step by Step Solution
- Step 1: Write the proportion equation
1,240,241.33 : 1,711,550.99 = 696,494.81 : x - Step 2: Convert to fraction form
1,240,241.33/1,711,550.99 = 696,494.81/x - Step 3: Cross multiply
1,240,241.33x = 1,711,550.99 × 696,494.81 - Step 4: Simplify right side
1,240,241.33x = 1,192,086,381,585.36 - Step 5: Solve for x
x = 1,192,086,381,585.36/1,240,241.33 - Step 6: Final answer
x = 961,172.92
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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.