Finding the Fourth Proportional to 4,310,239.70, 6,460,993.76 and 2,794,883.81
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Solution
The fourth proportional to 4,310,239.70, 6,460,993.76 and 2,794,883.81 is: 4,189,494.80
Step by Step Solution
- Step 1: Write the proportion equation
4,310,239.70 : 6,460,993.76 = 2,794,883.81 : x - Step 2: Convert to fraction form
4,310,239.70/6,460,993.76 = 2,794,883.81/x - Step 3: Cross multiply
4,310,239.70x = 6,460,993.76 × 2,794,883.81 - Step 4: Simplify right side
4,310,239.70x = 18,057,726,810,055.64 - Step 5: Solve for x
x = 18,057,726,810,055.64/4,310,239.70 - Step 6: Final answer
x = 4,189,494.80
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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.