Finding the Fourth Proportional to 1,511,281.56, 2,267,808.09 and 1,084,357.29
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Solution
The fourth proportional to 1,511,281.56, 2,267,808.09 and 1,084,357.29 is: 1,627,171.47
Step by Step Solution
- Step 1: Write the proportion equation
1,511,281.56 : 2,267,808.09 = 1,084,357.29 : x - Step 2: Convert to fraction form
1,511,281.56/2,267,808.09 = 1,084,357.29/x - Step 3: Cross multiply
1,511,281.56x = 2,267,808.09 × 1,084,357.29 - Step 4: Simplify right side
1,511,281.56x = 2,459,114,234,712.48 - Step 5: Solve for x
x = 2,459,114,234,712.48/1,511,281.56 - Step 6: Final answer
x = 1,627,171.47
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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.