Finding the Fourth Proportional to 1,314,652.26, 1,814,220.24 and 711,040.26
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Solution
The fourth proportional to 1,314,652.26, 1,814,220.24 and 711,040.26 is: 981,235.62
Step by Step Solution
- Step 1: Write the proportion equation
1,314,652.26 : 1,814,220.24 = 711,040.26 : x - Step 2: Convert to fraction form
1,314,652.26/1,814,220.24 = 711,040.26/x - Step 3: Cross multiply
1,314,652.26x = 1,814,220.24 × 711,040.26 - Step 4: Simplify right side
1,314,652.26x = 1,289,983,631,146.86 - Step 5: Solve for x
x = 1,289,983,631,146.86/1,314,652.26 - Step 6: Final answer
x = 981,235.62
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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.