Finding the Fourth Proportional to 2,272,887.66, 3,136,660.29 and 1,240,451.94
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Solution
The fourth proportional to 2,272,887.66, 3,136,660.29 and 1,240,451.94 is: 1,711,864.78
Step by Step Solution
- Step 1: Write the proportion equation
2,272,887.66 : 3,136,660.29 = 1,240,451.94 : x - Step 2: Convert to fraction form
2,272,887.66/3,136,660.29 = 1,240,451.94/x - Step 3: Cross multiply
2,272,887.66x = 3,136,660.29 × 1,240,451.94 - Step 4: Simplify right side
2,272,887.66x = 3,890,876,341,851.46 - Step 5: Solve for x
x = 3,890,876,341,851.46/2,272,887.66 - Step 6: Final answer
x = 1,711,864.78
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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.