Finding the Fourth Proportional to 2,257,497.07, 3,385,819.74 and 638,253
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Solution
The fourth proportional to 2,257,497.07, 3,385,819.74 and 638,253 is: 957,259.10
Step by Step Solution
- Step 1: Write the proportion equation
2,257,497.07 : 3,385,819.74 = 638,253 : x - Step 2: Convert to fraction form
2,257,497.07/3,385,819.74 = 638,253/x - Step 3: Cross multiply
2,257,497.07x = 3,385,819.74 × 638,253 - Step 4: Simplify right side
2,257,497.07x = 2,161,009,608,907.67 - Step 5: Solve for x
x = 2,161,009,608,907.67/2,257,497.07 - Step 6: Final answer
x = 957,259.10
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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.