Finding the Fourth Proportional to 1,756,367.75, 2,423,777.99 and 981,998.44
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Solution
The fourth proportional to 1,756,367.75, 2,423,777.99 and 981,998.44 is: 1,355,152.52
Step by Step Solution
- Step 1: Write the proportion equation
1,756,367.75 : 2,423,777.99 = 981,998.44 : x - Step 2: Convert to fraction form
1,756,367.75/2,423,777.99 = 981,998.44/x - Step 3: Cross multiply
1,756,367.75x = 2,423,777.99 × 981,998.44 - Step 4: Simplify right side
1,756,367.75x = 2,380,146,194,116.90 - Step 5: Solve for x
x = 2,380,146,194,116.90/1,756,367.75 - Step 6: Final answer
x = 1,355,152.52
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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.