Finding the Fourth Proportional to 2,511,244.80, 3,766,867.20 and 828,259.20
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Solution
The fourth proportional to 2,511,244.80, 3,766,867.20 and 828,259.20 is: 1,242,388.80
Step by Step Solution
- Step 1: Write the proportion equation
2,511,244.80 : 3,766,867.20 = 828,259.20 : x - Step 2: Convert to fraction form
2,511,244.80/3,766,867.20 = 828,259.20/x - Step 3: Cross multiply
2,511,244.80x = 3,766,867.20 × 828,259.20 - Step 4: Simplify right side
2,511,244.80x = 3,119,942,413,578.24 - Step 5: Solve for x
x = 3,119,942,413,578.24/2,511,244.80 - Step 6: Final answer
x = 1,242,388.80
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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.