Finding the Fourth Proportional to 1,596,991.25, 2,203,827.81 and 908,660.95
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Solution
The fourth proportional to 1,596,991.25, 2,203,827.81 and 908,660.95 is: 1,253,940.66
Step by Step Solution
- Step 1: Write the proportion equation
1,596,991.25 : 2,203,827.81 = 908,660.95 : x - Step 2: Convert to fraction form
1,596,991.25/2,203,827.81 = 908,660.95/x - Step 3: Cross multiply
1,596,991.25x = 2,203,827.81 × 908,660.95 - Step 4: Simplify right side
1,596,991.25x = 2,002,532,260,451.88 - Step 5: Solve for x
x = 2,002,532,260,451.88/1,596,991.25 - Step 6: Final answer
x = 1,253,940.66
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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.