Finding the Fourth Proportional to 2,637,593.48, 3,955,836.63 and 743,892.05
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Solution
The fourth proportional to 2,637,593.48, 3,955,836.63 and 743,892.05 is: 1,115,681.94
Step by Step Solution
- Step 1: Write the proportion equation
2,637,593.48 : 3,955,836.63 = 743,892.05 : x - Step 2: Convert to fraction form
2,637,593.48/3,955,836.63 = 743,892.05/x - Step 3: Cross multiply
2,637,593.48x = 3,955,836.63 × 743,892.05 - Step 4: Simplify right side
2,637,593.48x = 2,942,715,416,478.73 - Step 5: Solve for x
x = 2,942,715,416,478.73/2,637,593.48 - Step 6: Final answer
x = 1,115,681.94
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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.