Finding the Fourth Proportional to 1,448,243.68, 2,172,472.14 and 383,278.56
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Solution
The fourth proportional to 1,448,243.68, 2,172,472.14 and 383,278.56 is: 574,946.06
Step by Step Solution
- Step 1: Write the proportion equation
1,448,243.68 : 2,172,472.14 = 383,278.56 : x - Step 2: Convert to fraction form
1,448,243.68/2,172,472.14 = 383,278.56/x - Step 3: Cross multiply
1,448,243.68x = 2,172,472.14 × 383,278.56 - Step 4: Simplify right side
1,448,243.68x = 832,661,993,459.32 - Step 5: Solve for x
x = 832,661,993,459.32/1,448,243.68 - Step 6: Final answer
x = 574,946.06
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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.