Finding the Fourth Proportional to 5,338,770.49, 8,009,186.05 and 1,743,570.91
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Solution
The fourth proportional to 5,338,770.49, 8,009,186.05 and 1,743,570.91 is: 2,615,692.85
Step by Step Solution
- Step 1: Write the proportion equation
5,338,770.49 : 8,009,186.05 = 1,743,570.91 : x - Step 2: Convert to fraction form
5,338,770.49/8,009,186.05 = 1,743,570.91/x - Step 3: Cross multiply
5,338,770.49x = 8,009,186.05 × 1,743,570.91 - Step 4: Simplify right side
5,338,770.49x = 13,964,583,769,511.88 - Step 5: Solve for x
x = 13,964,583,769,511.88/5,338,770.49 - Step 6: Final answer
x = 2,615,692.85
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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.