Finding the Fourth Proportional to 4,974,818.24, 7,462,460.64 and 1,609,287.68
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Solution
The fourth proportional to 4,974,818.24, 7,462,460.64 and 1,609,287.68 is: 2,414,006.98
Step by Step Solution
- Step 1: Write the proportion equation
4,974,818.24 : 7,462,460.64 = 1,609,287.68 : x - Step 2: Convert to fraction form
4,974,818.24/7,462,460.64 = 1,609,287.68/x - Step 3: Cross multiply
4,974,818.24x = 7,462,460.64 × 1,609,287.68 - Step 4: Simplify right side
4,974,818.24x = 12,009,245,970,436.91 - Step 5: Solve for x
x = 12,009,245,970,436.91/4,974,818.24 - Step 6: Final answer
x = 2,414,006.98
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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.