Finding the Fourth Proportional to 1,283,121.06, 1,770,762.91 and 710,161.08
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Solution
The fourth proportional to 1,283,121.06, 1,770,762.91 and 710,161.08 is: 980,053.20
Step by Step Solution
- Step 1: Write the proportion equation
1,283,121.06 : 1,770,762.91 = 710,161.08 : x - Step 2: Convert to fraction form
1,283,121.06/1,770,762.91 = 710,161.08/x - Step 3: Cross multiply
1,283,121.06x = 1,770,762.91 × 710,161.08 - Step 4: Simplify right side
1,283,121.06x = 1,257,526,900,589.54 - Step 5: Solve for x
x = 1,257,526,900,589.54/1,283,121.06 - Step 6: Final answer
x = 980,053.20
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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.