Finding the Fourth Proportional to 4,285,682.13, 5,914,108.11 and 2,351,892.99
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Solution
The fourth proportional to 4,285,682.13, 5,914,108.11 and 2,351,892.99 is: 3,245,539.21
Step by Step Solution
- Step 1: Write the proportion equation
4,285,682.13 : 5,914,108.11 = 2,351,892.99 : x - Step 2: Convert to fraction form
4,285,682.13/5,914,108.11 = 2,351,892.99/x - Step 3: Cross multiply
4,285,682.13x = 5,914,108.11 × 2,351,892.99 - Step 4: Simplify right side
4,285,682.13x = 13,909,349,406,011.15 - Step 5: Solve for x
x = 13,909,349,406,011.15/4,285,682.13 - Step 6: Final answer
x = 3,245,539.21
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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.