Finding the Fourth Proportional to 4,874,750.39, 6,734,162.56 and 3,893,400.94
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Solution
The fourth proportional to 4,874,750.39, 6,734,162.56 and 3,893,400.94 is: 5,378,489.72
Step by Step Solution
- Step 1: Write the proportion equation
4,874,750.39 : 6,734,162.56 = 3,893,400.94 : x - Step 2: Convert to fraction form
4,874,750.39/6,734,162.56 = 3,893,400.94/x - Step 3: Cross multiply
4,874,750.39x = 6,734,162.56 × 3,893,400.94 - Step 4: Simplify right side
4,874,750.39x = 26,218,794,844,044.83 - Step 5: Solve for x
x = 26,218,794,844,044.83/4,874,750.39 - Step 6: Final answer
x = 5,378,489.72
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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.