Finding the Fourth Proportional to 3,511,076.43, 5,266,614.65 and 986,731.68
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Solution
The fourth proportional to 3,511,076.43, 5,266,614.65 and 986,731.68 is: 1,480,097.52
Step by Step Solution
- Step 1: Write the proportion equation
3,511,076.43 : 5,266,614.65 = 986,731.68 : x - Step 2: Convert to fraction form
3,511,076.43/5,266,614.65 = 986,731.68/x - Step 3: Cross multiply
3,511,076.43x = 5,266,614.65 × 986,731.68 - Step 4: Simplify right side
3,511,076.43x = 5,196,735,521,507.11 - Step 5: Solve for x
x = 5,196,735,521,507.11/3,511,076.43 - Step 6: Final answer
x = 1,480,097.52
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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.