Finding the Fourth Proportional to 3,838,065.92, 5,296,391.98 and 2,119,149.53
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Solution
The fourth proportional to 3,838,065.92, 5,296,391.98 and 2,119,149.53 is: 2,924,349.61
Step by Step Solution
- Step 1: Write the proportion equation
3,838,065.92 : 5,296,391.98 = 2,119,149.53 : x - Step 2: Convert to fraction form
3,838,065.92/5,296,391.98 = 2,119,149.53/x - Step 3: Cross multiply
3,838,065.92x = 5,296,391.98 × 2,119,149.53 - Step 4: Simplify right side
3,838,065.92x = 11,223,846,583,055.88 - Step 5: Solve for x
x = 11,223,846,583,055.88/3,838,065.92 - Step 6: Final answer
x = 2,924,349.61
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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.