Finding the Fourth Proportional to 3,737,036.48, 5,157,110.48 and 2,018,156.99
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Solution
The fourth proportional to 3,737,036.48, 5,157,110.48 and 2,018,156.99 is: 2,785,056.73
Step by Step Solution
- Step 1: Write the proportion equation
3,737,036.48 : 5,157,110.48 = 2,018,156.99 : x - Step 2: Convert to fraction form
3,737,036.48/5,157,110.48 = 2,018,156.99/x - Step 3: Cross multiply
3,737,036.48x = 5,157,110.48 × 2,018,156.99 - Step 4: Simplify right side
3,737,036.48x = 10,407,858,582,403.17 - Step 5: Solve for x
x = 10,407,858,582,403.17/3,737,036.48 - Step 6: Final answer
x = 2,785,056.73
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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.