Finding the Fourth Proportional to 3,923,110.16, 5,867,455.04 and 3,493,854.80
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Solution
The fourth proportional to 3,923,110.16, 5,867,455.04 and 3,493,854.80 is: 5,225,455.09
Step by Step Solution
- Step 1: Write the proportion equation
3,923,110.16 : 5,867,455.04 = 3,493,854.80 : x - Step 2: Convert to fraction form
3,923,110.16/5,867,455.04 = 3,493,854.80/x - Step 3: Cross multiply
3,923,110.16x = 5,867,455.04 × 3,493,854.80 - Step 4: Simplify right side
3,923,110.16x = 20,500,035,955,288.19 - Step 5: Solve for x
x = 20,500,035,955,288.19/3,923,110.16 - Step 6: Final answer
x = 5,225,455.09
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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.