Finding the Fourth Proportional to 2,879,512.14, 4,319,793.09 and 1,440,947.82
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Solution
The fourth proportional to 2,879,512.14, 4,319,793.09 and 1,440,947.82 is: 2,161,684.39
Step by Step Solution
- Step 1: Write the proportion equation
2,879,512.14 : 4,319,793.09 = 1,440,947.82 : x - Step 2: Convert to fraction form
2,879,512.14/4,319,793.09 = 1,440,947.82/x - Step 3: Cross multiply
2,879,512.14x = 4,319,793.09 × 1,440,947.82 - Step 4: Simplify right side
2,879,512.14x = 6,224,596,435,886.56 - Step 5: Solve for x
x = 6,224,596,435,886.56/2,879,512.14 - Step 6: Final answer
x = 2,161,684.39
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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.