Finding the Fourth Proportional to 4,138,101.06, 5,709,723.39 and 2,418,889.02
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Solution
The fourth proportional to 4,138,101.06, 5,709,723.39 and 2,418,889.02 is: 3,337,566.44
Step by Step Solution
- Step 1: Write the proportion equation
4,138,101.06 : 5,709,723.39 = 2,418,889.02 : x - Step 2: Convert to fraction form
4,138,101.06/5,709,723.39 = 2,418,889.02/x - Step 3: Cross multiply
4,138,101.06x = 5,709,723.39 × 2,418,889.02 - Step 4: Simplify right side
4,138,101.06x = 13,811,187,215,308.18 - Step 5: Solve for x
x = 13,811,187,215,308.18/4,138,101.06 - Step 6: Final answer
x = 3,337,566.44
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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.