Finding the Fourth Proportional to 2,418,013.24, 3,336,853.26 and 1,330,282.20
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Solution
The fourth proportional to 2,418,013.24, 3,336,853.26 and 1,330,282.20 is: 1,835,786.68
Step by Step Solution
- Step 1: Write the proportion equation
2,418,013.24 : 3,336,853.26 = 1,330,282.20 : x - Step 2: Convert to fraction form
2,418,013.24/3,336,853.26 = 1,330,282.20/x - Step 3: Cross multiply
2,418,013.24x = 3,336,853.26 × 1,330,282.20 - Step 4: Simplify right side
2,418,013.24x = 4,438,956,495,789.97 - Step 5: Solve for x
x = 4,438,956,495,789.97/2,418,013.24 - Step 6: Final answer
x = 1,835,786.68
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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.