Finding the Fourth Proportional to 1,495,027.26, 2,063,108.34 and 815,968.62
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Solution
The fourth proportional to 1,495,027.26, 2,063,108.34 and 815,968.62 is: 1,126,020.72
Step by Step Solution
- Step 1: Write the proportion equation
1,495,027.26 : 2,063,108.34 = 815,968.62 : x - Step 2: Convert to fraction form
1,495,027.26/2,063,108.34 = 815,968.62/x - Step 3: Cross multiply
1,495,027.26x = 2,063,108.34 × 815,968.62 - Step 4: Simplify right side
1,495,027.26x = 1,683,431,665,100.29 - Step 5: Solve for x
x = 1,683,431,665,100.29/1,495,027.26 - Step 6: Final answer
x = 1,126,020.72
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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.