Finding the Fourth Proportional to 3,728,618.48, 5,589,384.24 and 2,376,987.68
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Solution
The fourth proportional to 3,728,618.48, 5,589,384.24 and 2,376,987.68 is: 3,563,222.56
Step by Step Solution
- Step 1: Write the proportion equation
3,728,618.48 : 5,589,384.24 = 2,376,987.68 : x - Step 2: Convert to fraction form
3,728,618.48/5,589,384.24 = 2,376,987.68/x - Step 3: Cross multiply
3,728,618.48x = 5,589,384.24 × 2,376,987.68 - Step 4: Simplify right side
3,728,618.48x = 13,285,897,477,266.16 - Step 5: Solve for x
x = 13,285,897,477,266.16/3,728,618.48 - Step 6: Final answer
x = 3,563,222.56
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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.