Finding the Fourth Proportional to 3,446,535.64, 5,170,549.20 and 1,050,316.96
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Solution
The fourth proportional to 3,446,535.64, 5,170,549.20 and 1,050,316.96 is: 1,575,702.70
Step by Step Solution
- Step 1: Write the proportion equation
3,446,535.64 : 5,170,549.20 = 1,050,316.96 : x - Step 2: Convert to fraction form
3,446,535.64/5,170,549.20 = 1,050,316.96/x - Step 3: Cross multiply
3,446,535.64x = 5,170,549.20 × 1,050,316.96 - Step 4: Simplify right side
3,446,535.64x = 5,430,715,517,274.43 - Step 5: Solve for x
x = 5,430,715,517,274.43/3,446,535.64 - Step 6: Final answer
x = 1,575,702.70
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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.