Finding the Fourth Proportional to 1,330,327.84, 1,835,852.46 and 726,715.84
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Solution
The fourth proportional to 1,330,327.84, 1,835,852.46 and 726,715.84 is: 1,002,867.88
Step by Step Solution
- Step 1: Write the proportion equation
1,330,327.84 : 1,835,852.46 = 726,715.84 : x - Step 2: Convert to fraction form
1,330,327.84/1,835,852.46 = 726,715.84/x - Step 3: Cross multiply
1,330,327.84x = 1,835,852.46 × 726,715.84 - Step 4: Simplify right side
1,330,327.84x = 1,334,143,062,584.97 - Step 5: Solve for x
x = 1,334,143,062,584.97/1,330,327.84 - Step 6: Final answer
x = 1,002,867.88
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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.