Finding the Fourth Proportional to 3,511,587.44, 5,266,342.20 and 1,489,805.84
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Solution
The fourth proportional to 3,511,587.44, 5,266,342.20 and 1,489,805.84 is: 2,234,267.98
Step by Step Solution
- Step 1: Write the proportion equation
3,511,587.44 : 5,266,342.20 = 1,489,805.84 : x - Step 2: Convert to fraction form
3,511,587.44/5,266,342.20 = 1,489,805.84/x - Step 3: Cross multiply
3,511,587.44x = 5,266,342.20 × 1,489,805.84 - Step 4: Simplify right side
3,511,587.44x = 7,845,827,364,998.45 - Step 5: Solve for x
x = 7,845,827,364,998.45/3,511,587.44 - Step 6: Final answer
x = 2,234,267.98
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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.