Finding the Fourth Proportional to 2,797,440.24, 4,190,604.48 and 2,155,516.68
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Solution
The fourth proportional to 2,797,440.24, 4,190,604.48 and 2,155,516.68 is: 3,228,994.04
Step by Step Solution
- Step 1: Write the proportion equation
2,797,440.24 : 4,190,604.48 = 2,155,516.68 : x - Step 2: Convert to fraction form
2,797,440.24/4,190,604.48 = 2,155,516.68/x - Step 3: Cross multiply
2,797,440.24x = 4,190,604.48 × 2,155,516.68 - Step 4: Simplify right side
2,797,440.24x = 9,032,917,855,922.73 - Step 5: Solve for x
x = 9,032,917,855,922.73/2,797,440.24 - Step 6: Final answer
x = 3,228,994.04
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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.