Finding the Fourth Proportional to 2,456,476.20, 3,685,232.70 and 773,749.80
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Solution
The fourth proportional to 2,456,476.20, 3,685,232.70 and 773,749.80 is: 1,160,787.99
Step by Step Solution
- Step 1: Write the proportion equation
2,456,476.20 : 3,685,232.70 = 773,749.80 : x - Step 2: Convert to fraction form
2,456,476.20/3,685,232.70 = 773,749.80/x - Step 3: Cross multiply
2,456,476.20x = 3,685,232.70 × 773,749.80 - Step 4: Simplify right side
2,456,476.20x = 2,851,448,064,578.46 - Step 5: Solve for x
x = 2,851,448,064,578.46/2,456,476.20 - Step 6: Final answer
x = 1,160,787.99
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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.