Finding the Fourth Proportional to 1,337,238.40, 1,844,940.18 and 763,872.62
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Solution
The fourth proportional to 1,337,238.40, 1,844,940.18 and 763,872.62 is: 1,053,887.84
Step by Step Solution
- Step 1: Write the proportion equation
1,337,238.40 : 1,844,940.18 = 763,872.62 : x - Step 2: Convert to fraction form
1,337,238.40/1,844,940.18 = 763,872.62/x - Step 3: Cross multiply
1,337,238.40x = 1,844,940.18 × 763,872.62 - Step 4: Simplify right side
1,337,238.40x = 1,409,299,289,039.87 - Step 5: Solve for x
x = 1,409,299,289,039.87/1,337,238.40 - Step 6: Final answer
x = 1,053,887.84
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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.