Finding the Fourth Proportional to 2,418,020.13, 3,336,867.70 and 1,330,268.29
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Solution
The fourth proportional to 2,418,020.13, 3,336,867.70 and 1,330,268.29 is: 1,835,770.20
Step by Step Solution
- Step 1: Write the proportion equation
2,418,020.13 : 3,336,867.70 = 1,330,268.29 : x - Step 2: Convert to fraction form
2,418,020.13/3,336,867.70 = 1,330,268.29/x - Step 3: Cross multiply
2,418,020.13x = 3,336,867.70 × 1,330,268.29 - Step 4: Simplify right side
2,418,020.13x = 4,438,929,289,235.23 - Step 5: Solve for x
x = 4,438,929,289,235.23/2,418,020.13 - Step 6: Final answer
x = 1,835,770.20
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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.