Finding the Fourth Proportional to 2,779,236.35, 4,169,190.77 and 981,751.98
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Solution
The fourth proportional to 2,779,236.35, 4,169,190.77 and 981,751.98 is: 1,472,746.75
Step by Step Solution
- Step 1: Write the proportion equation
2,779,236.35 : 4,169,190.77 = 981,751.98 : x - Step 2: Convert to fraction form
2,779,236.35/4,169,190.77 = 981,751.98/x - Step 3: Cross multiply
2,779,236.35x = 4,169,190.77 × 981,751.98 - Step 4: Simplify right side
2,779,236.35x = 4,093,111,293,445.22 - Step 5: Solve for x
x = 4,093,111,293,445.22/2,779,236.35 - Step 6: Final answer
x = 1,472,746.75
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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.