Finding the Fourth Proportional to 2,779,238.36, 4,169,193.78 and 981,753.99
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Solution
The fourth proportional to 2,779,238.36, 4,169,193.78 and 981,753.99 is: 1,472,749.76
Step by Step Solution
- Step 1: Write the proportion equation
2,779,238.36 : 4,169,193.78 = 981,753.99 : x - Step 2: Convert to fraction form
2,779,238.36/4,169,193.78 = 981,753.99/x - Step 3: Cross multiply
2,779,238.36x = 4,169,193.78 × 981,753.99 - Step 4: Simplify right side
2,779,238.36x = 4,093,122,628,598.18 - Step 5: Solve for x
x = 4,093,122,628,598.18/2,779,238.36 - Step 6: Final answer
x = 1,472,749.76
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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.