Finding the Fourth Proportional to 1,303,013.24, 1,795,912.12 and 866,649.64
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Solution
The fourth proportional to 1,303,013.24, 1,795,912.12 and 866,649.64 is: 1,194,482.56
Step by Step Solution
- Step 1: Write the proportion equation
1,303,013.24 : 1,795,912.12 = 866,649.64 : x - Step 2: Convert to fraction form
1,303,013.24/1,795,912.12 = 866,649.64/x - Step 3: Cross multiply
1,303,013.24x = 1,795,912.12 × 866,649.64 - Step 4: Simplify right side
1,303,013.24x = 1,556,426,592,269.64 - Step 5: Solve for x
x = 1,556,426,592,269.64/1,303,013.24 - Step 6: Final answer
x = 1,194,482.56
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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.