Finding the Fourth Proportional to 1,820,224.53, 2,511,796.91 and 1,004,434.65
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Solution
The fourth proportional to 1,820,224.53, 2,511,796.91 and 1,004,434.65 is: 1,386,057.49
Step by Step Solution
- Step 1: Write the proportion equation
1,820,224.53 : 2,511,796.91 = 1,004,434.65 : x - Step 2: Convert to fraction form
1,820,224.53/2,511,796.91 = 1,004,434.65/x - Step 3: Cross multiply
1,820,224.53x = 2,511,796.91 × 1,004,434.65 - Step 4: Simplify right side
1,820,224.53x = 2,522,935,845,144.76 - Step 5: Solve for x
x = 2,522,935,845,144.76/1,820,224.53 - Step 6: Final answer
x = 1,386,057.49
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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.