Finding the Fourth Proportional to 2,115,049.26, 3,173,013.45 and 961,746.42
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Solution
The fourth proportional to 2,115,049.26, 3,173,013.45 and 961,746.42 is: 1,442,819.50
Step by Step Solution
- Step 1: Write the proportion equation
2,115,049.26 : 3,173,013.45 = 961,746.42 : x - Step 2: Convert to fraction form
2,115,049.26/3,173,013.45 = 961,746.42/x - Step 3: Cross multiply
2,115,049.26x = 3,173,013.45 × 961,746.42 - Step 4: Simplify right side
2,115,049.26x = 3,051,634,326,149.35 - Step 5: Solve for x
x = 3,051,634,326,149.35/2,115,049.26 - Step 6: Final answer
x = 1,442,819.50
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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.