Finding the Fourth Proportional to 3,750,687.36, 5,175,951.03 and 2,031,814.71
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Solution
The fourth proportional to 3,750,687.36, 5,175,951.03 and 2,031,814.71 is: 2,803,905.64
Step by Step Solution
- Step 1: Write the proportion equation
3,750,687.36 : 5,175,951.03 = 2,031,814.71 : x - Step 2: Convert to fraction form
3,750,687.36/5,175,951.03 = 2,031,814.71/x - Step 3: Cross multiply
3,750,687.36x = 5,175,951.03 × 2,031,814.71 - Step 4: Simplify right side
3,750,687.36x = 10,516,573,440,993.65 - Step 5: Solve for x
x = 10,516,573,440,993.65/3,750,687.36 - Step 6: Final answer
x = 2,803,905.64
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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.