Finding the Fourth Proportional to 1,912,014.68, 2,868,101.16 and 564,177.28
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Solution
The fourth proportional to 1,912,014.68, 2,868,101.16 and 564,177.28 is: 846,289.27
Step by Step Solution
- Step 1: Write the proportion equation
1,912,014.68 : 2,868,101.16 = 564,177.28 : x - Step 2: Convert to fraction form
1,912,014.68/2,868,101.16 = 564,177.28/x - Step 3: Cross multiply
1,912,014.68x = 2,868,101.16 × 564,177.28 - Step 4: Simplify right side
1,912,014.68x = 1,618,117,511,213.65 - Step 5: Solve for x
x = 1,618,117,511,213.65/1,912,014.68 - Step 6: Final answer
x = 846,289.27
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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.