Finding the Fourth Proportional to 1,973,358.53, 2,723,234.79 and 1,067,940.53
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Solution
The fourth proportional to 1,973,358.53, 2,723,234.79 and 1,067,940.53 is: 1,473,757.94
Step by Step Solution
- Step 1: Write the proportion equation
1,973,358.53 : 2,723,234.79 = 1,067,940.53 : x - Step 2: Convert to fraction form
1,973,358.53/2,723,234.79 = 1,067,940.53/x - Step 3: Cross multiply
1,973,358.53x = 2,723,234.79 × 1,067,940.53 - Step 4: Simplify right side
1,973,358.53x = 2,908,252,794,209.35 - Step 5: Solve for x
x = 2,908,252,794,209.35/1,973,358.53 - Step 6: Final answer
x = 1,473,757.94
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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.