Finding the Fourth Proportional to 1,255,747.56, 1,883,419.26 and 344,717.48
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Solution
The fourth proportional to 1,255,747.56, 1,883,419.26 and 344,717.48 is: 517,020.75
Step by Step Solution
- Step 1: Write the proportion equation
1,255,747.56 : 1,883,419.26 = 344,717.48 : x - Step 2: Convert to fraction form
1,255,747.56/1,883,419.26 = 344,717.48/x - Step 3: Cross multiply
1,255,747.56x = 1,883,419.26 × 344,717.48 - Step 4: Simplify right side
1,255,747.56x = 649,247,541,090.67 - Step 5: Solve for x
x = 649,247,541,090.67/1,255,747.56 - Step 6: Final answer
x = 517,020.75
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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.