Finding the Fourth Proportional to 1,308,322.26, 1,963,244.70 and 550,108.80
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Solution
The fourth proportional to 1,308,322.26, 1,963,244.70 and 550,108.80 is: 825,483.31
Step by Step Solution
- Step 1: Write the proportion equation
1,308,322.26 : 1,963,244.70 = 550,108.80 : x - Step 2: Convert to fraction form
1,308,322.26/1,963,244.70 = 550,108.80/x - Step 3: Cross multiply
1,308,322.26x = 1,963,244.70 × 550,108.80 - Step 4: Simplify right side
1,308,322.26x = 1,079,998,186,023.36 - Step 5: Solve for x
x = 1,079,998,186,023.36/1,308,322.26 - Step 6: Final answer
x = 825,483.31
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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.